Linha Marcondes Subida Show

📍
Chapadão, Boêmios, Nova Petrópolis, Região Geográfica Imediata de Caxias do Sul, Região Geográfica Intermediária de Caxias do Sul, Rio Grande do Sul, South Region, Brazil

Estimated Climb Time

Loading your rider settings for Linha Marcondes Subida Show...

Save your rider settings to unlock climb-time estimates and the effort table below.

Climb Profile

Altitude builds left to right while colour shows gradient severity for each part of Linha Marcondes Subida Show.

570 m615 m660 m705 m13.3% from 0 m to 2 m15.4% from 2 m to 3 m13.3% from 3 m to 4 m14.3% from 4 m to 6 m28.6% from 6 m to 7 m14.3% from 7 m to 9 m18.2% from 9 m to 10 m0.0% from 10 m to 11 m15.4% from 11 m to 12 m33.3% from 12 m to 13 m66.7% from 13 m to 13 m0.0% from 13 m to 14 m25.0% from 14 m to 14 m28.6% from 14 m to 15 m0.0% from 15 m to 16 m0.0% from 16 m to 18 m12.5% from 18 m to 19 m21.1% from 19 m to 21 m33.3% from 21 m to 22 m30.8% from 22 m to 24 m13.3% from 24 m to 25 m11.8% from 25 m to 27 m10.5% from 27 m to 29 m10.5% from 29 m to 31 m10.0% from 31 m to 33 m11.1% from 33 m to 34 m10.5% from 34 m to 36 m11.8% from 36 m to 38 m10.5% from 38 m to 40 m22.2% from 40 m to 42 m11.1% from 42 m to 43 m10.5% from 43 m to 45 m10.0% from 45 m to 47 m11.1% from 47 m to 49 m0.0% from 49 m to 51 m12.5% from 51 m to 52 m0.0% from 52 m to 54 m11.1% from 54 m to 56 m11.1% from 56 m to 58 m0.0% from 58 m to 59 m11.1% from 59 m to 61 m11.8% from 61 m to 63 m0.0% from 63 m to 64 m23.5% from 64 m to 66 m11.8% from 66 m to 68 m11.1% from 68 m to 70 m0.0% from 70 m to 72 m0.0% from 72 m to 74 m10.5% from 74 m to 76 m10.5% from 76 m to 77 m10.5% from 77 m to 79 m0.0% from 79 m to 81 m21.1% from 81 m to 83 m20.0% from 83 m to 85 m0.0% from 85 m to 87 m10.0% from 87 m to 89 m0.0% from 89 m to 91 m9.5% from 91 m to 93 m9.5% from 93 m to 95 m0.0% from 95 m to 97 m10.0% from 97 m to 99 m10.5% from 99 m to 101 m9.1% from 101 m to 104 m8.3% from 104 m to 106 m19.0% from 106 m to 108 m9.5% from 108 m to 110 m10.0% from 110 m to 112 m11.1% from 112 m to 114 m23.5% from 114 m to 116 m0.0% from 116 m to 117 m11.8% from 117 m to 119 m12.5% from 119 m to 121 m11.1% from 121 m to 122 m11.8% from 122 m to 124 m23.5% from 124 m to 126 m23.5% from 126 m to 128 m22.2% from 128 m to 129 m23.5% from 129 m to 131 m11.8% from 131 m to 133 m10.5% from 133 m to 135 m23.5% from 135 m to 136 m11.8% from 136 m to 138 m10.5% from 138 m to 140 m22.2% from 140 m to 142 m11.8% from 142 m to 143 m11.1% from 143 m to 145 m10.5% from 145 m to 147 m11.1% from 147 m to 149 m12.5% from 149 m to 151 m22.2% from 151 m to 152 m22.2% from 152 m to 154 m11.1% from 154 m to 156 m21.1% from 156 m to 158 m11.1% from 158 m to 160 m10.5% from 160 m to 162 m10.0% from 162 m to 164 m0.0% from 164 m to 165 m11.1% from 165 m to 167 m11.8% from 167 m to 169 m10.5% from 169 m to 171 m0.0% from 171 m to 173 m11.1% from 173 m to 174 m0.0% from 174 m to 176 m0.0% from 176 m to 178 m9.5% from 178 m to 181 m9.1% from 181 m to 183 m0.0% from 183 m to 185 m10.5% from 185 m to 187 m9.1% from 187 m to 189 m0.0% from 189 m to 191 m21.1% from 191 m to 193 m10.0% from 193 m to 195 m22.2% from 195 m to 197 m0.0% from 197 m to 199 m11.1% from 199 m to 200 m0.0% from 200 m to 202 m11.1% from 202 m to 204 m14.3% from 204 m to 205 m11.8% from 205 m to 207 m23.5% from 207 m to 209 m11.8% from 209 m to 210 m23.5% from 210 m to 212 m0.0% from 212 m to 214 m46.2% from 214 m to 215 m0.0% from 215 m to 216 m14.3% from 216 m to 218 m66.7% from 218 m to 219 m40.0% from 219 m to 219 m85.7% from 219 m to 220 m36.4% from 220 m to 222 m16.7% from 222 m to 223 m9.1% from 223 m to 225 m11.1% from 225 m to 227 m33.3% from 227 m to 228 m15.4% from 228 m to 230 m25.0% from 230 m to 231 m12.5% from 231 m to 233 m10.0% from 233 m to 235 m10.0% from 235 m to 237 m6.9% from 237 m to 240 m7.4% from 240 m to 242 m0.0% from 242 m to 245 m0.0% from 245 m to 248 m7.7% from 248 m to 251 m15.4% from 251 m to 254 m0.0% from 254 m to 256 m0.0% from 256 m to 259 m0.0% from 259 m to 261 m0.0% from 261 m to 263 m22.2% from 263 m to 265 m0.0% from 265 m to 267 m0.0% from 267 m to 269 m11.1% from 269 m to 270 m10.0% from 270 m to 272 m0.0% from 272 m to 274 m9.5% from 274 m to 276 m0.0% from 276 m to 278 m10.0% from 278 m to 280 m23.5% from 280 m to 282 m13.3% from 282 m to 283 m23.5% from 283 m to 285 m23.5% from 285 m to 287 m23.5% from 287 m to 288 m30.0% from 288 m to 290 m23.5% from 290 m to 292 m13.3% from 292 m to 294 m11.8% from 294 m to 295 m28.6% from 295 m to 297 m28.6% from 297 m to 298 m11.8% from 298 m to 300 m12.5% from 300 m to 301 m25.0% from 301 m to 303 m13.3% from 303 m to 305 m12.5% from 305 m to 306 m22.2% from 306 m to 308 m12.5% from 308 m to 310 m23.5% from 310 m to 311 m12.5% from 311 m to 313 m12.5% from 313 m to 314 m0.0% from 314 m to 316 m11.8% from 316 m to 318 m0.0% from 318 m to 319 m14.3% from 319 m to 321 m14.3% from 321 m to 322 m12.5% from 322 m to 324 m11.8% from 324 m to 325 m23.5% from 325 m to 327 m12.5% from 327 m to 329 m15.4% from 329 m to 330 m23.5% from 330 m to 332 m11.1% from 332 m to 333 m11.8% from 333 m to 335 m11.8% from 335 m to 337 m13.3% from 337 m to 338 m0.0% from 338 m to 340 m11.8% from 340 m to 342 m22.2% from 342 m to 343 m11.8% from 343 m to 345 m13.3% from 345 m to 347 m13.3% from 347 m to 348 m25.0% from 348 m to 350 m23.5% from 350 m to 351 m26.7% from 351 m to 353 m11.8% from 353 m to 355 m11.1% from 355 m to 356 m23.5% from 356 m to 358 m0.0% from 358 m to 360 m10.5% from 360 m to 362 m12.5% from 362 m to 363 m35.3% from 363 m to 365 m11.1% from 365 m to 367 m11.8% from 367 m to 369 m23.5% from 369 m to 370 m12.5% from 370 m to 372 m11.8% from 372 m to 374 m0.0% from 374 m to 375 m11.1% from 375 m to 377 m22.2% from 377 m to 379 m10.0% from 379 m to 381 m0.0% from 381 m to 383 m10.5% from 383 m to 385 m21.1% from 385 m to 387 m9.5% from 387 m to 389 m10.0% from 389 m to 391 m11.1% from 391 m to 393 m0.0% from 393 m to 395 m8.3% from 395 m to 397 m0.0% from 397 m to 400 m0.0% from 400 m to 403 m7.7% from 403 m to 405 m0.0% from 405 m to 408 m6.9% from 408 m to 411 m0.0% from 411 m to 414 m6.3% from 414 m to 418 m0.0% from 418 m to 421 m6.3% from 421 m to 424 m0.0% from 424 m to 427 m7.1% from 427 m to 430 m7.4% from 430 m to 432 m7.7% from 432 m to 435 m6.9% from 435 m to 438 m6.7% from 438 m to 441 m5.9% from 441 m to 444 m0.0% from 444 m to 448 m5.3% from 448 m to 452 m5.0% from 452 m to 456 m0.0% from 456 m to 460 m0.0% from 460 m to 464 m5.4% from 464 m to 468 m0.0% from 468 m to 471 m0.0% from 471 m to 474 m0.0% from 474 m to 477 m0.0% from 477 m to 480 m0.0% from 480 m to 484 m6.1% from 484 m to 487 m0.0% from 487 m to 490 m7.1% from 490 m to 493 m0.0% from 493 m to 496 m6.9% from 496 m to 499 m6.5% from 499 m to 502 m0.0% from 502 m to 505 m6.7% from 505 m to 508 m0.0% from 508 m to 511 m0.0% from 511 m to 514 m6.5% from 514 m to 517 m7.7% from 517 m to 520 m0.0% from 520 m to 522 m8.3% from 522 m to 525 m10.0% from 525 m to 527 m11.1% from 527 m to 529 m15.4% from 529 m to 530 m12.5% from 530 m to 532 m23.5% from 532 m to 533 m21.1% from 533 m to 535 m10.5% from 535 m to 537 m11.8% from 537 m to 539 m10.0% from 539 m to 541 m9.5% from 541 m to 543 m0.0% from 543 m to 545 m8.3% from 545 m to 547 m0.0% from 547 m to 550 m7.4% from 550 m to 553 m0.0% from 553 m to 556 m6.5% from 556 m to 559 m0.0% from 559 m to 562 m0.0% from 562 m to 565 m7.4% from 565 m to 567 m0.0% from 567 m to 570 m0.0% from 570 m to 573 m7.1% from 573 m to 576 m7.4% from 576 m to 578 m0.0% from 578 m to 581 m14.8% from 581 m to 584 m7.7% from 584 m to 586 m18.2% from 586 m to 589 m0.0% from 589 m to 591 m9.5% from 591 m to 593 m11.1% from 593 m to 595 m11.8% from 595 m to 596 m11.1% from 596 m to 598 m0.0% from 598 m to 600 m10.5% from 600 m to 602 m10.5% from 602 m to 604 m10.5% from 604 m to 606 m11.8% from 606 m to 608 m25.0% from 608 m to 609 m22.2% from 609 m to 611 m11.1% from 611 m to 613 m11.8% from 613 m to 614 m22.2% from 614 m to 616 m12.5% from 616 m to 618 m26.7% from 618 m to 619 m12.5% from 619 m to 621 m25.0% from 621 m to 623 m12.5% from 623 m to 624 m12.5% from 624 m to 626 m13.3% from 626 m to 627 m25.0% from 627 m to 629 m25.0% from 629 m to 630 m28.6% from 630 m to 632 m14.3% from 632 m to 633 m14.3% from 633 m to 635 m13.3% from 635 m to 636 m13.3% from 636 m to 638 m14.3% from 638 m to 639 m13.3% from 639 m to 641 m26.7% from 641 m to 642 m25.0% from 642 m to 644 m25.0% from 644 m to 645 m13.3% from 645 m to 647 m25.0% from 647 m to 648 m12.5% from 648 m to 650 m13.3% from 650 m to 651 m35.3% from 651 m to 653 m12.5% from 653 m to 655 m26.7% from 655 m to 656 m28.6% from 656 m to 658 m13.3% from 658 m to 659 m37.5% from 659 m to 661 m13.3% from 661 m to 662 m13.3% from 662 m to 664 m12.5% from 664 m to 665 m13.3% from 665 m to 667 m12.5% from 667 m to 668 m0.0% from 668 m to 670 m11.8% from 670 m to 672 m11.1% from 672 m to 674 m0.0% from 674 m to 675 m11.8% from 675 m to 677 m0.0% from 677 m to 679 m0.0% from 679 m to 681 m11.1% from 681 m to 682 m0.0% from 682 m to 684 m11.8% from 684 m to 686 m0.0% from 686 m to 688 m12.5% from 688 m to 689 m0.0% from 689 m to 691 m11.8% from 691 m to 693 m11.8% from 693 m to 694 m0.0% from 694 m to 696 m11.8% from 696 m to 698 m0.0% from 698 m to 699 m0.0% from 699 m to 701 m11.8% from 701 m to 703 m26.7% from 703 m to 704 m14.3% from 704 m to 705 m13.3% from 705 m to 707 m13.3% from 707 m to 708 m13.3% from 708 m to 710 m25.0% from 710 m to 712 m14.3% from 712 m to 713 m14.3% from 713 m to 714 m30.8% from 714 m to 716 m15.4% from 716 m to 717 m33.3% from 717 m to 718 m33.3% from 718 m to 719 m15.4% from 719 m to 721 m30.8% from 721 m to 722 m33.3% from 722 m to 723 m36.4% from 723 m to 724 m18.2% from 724 m to 725 m18.2% from 725 m to 726 m33.3% from 726 m to 728 m66.7% from 728 m to 728 m100.0% from 728 m to 728 m50.0% from 728 m to 729 m33.3% from 729 m to 729 m22.2% from 729 m to 730 m0.0% from 730 m to 731 m20.0% from 731 m to 732 m0.0% from 732 m to 733 m25.0% from 733 m to 734 m44.4% from 734 m to 735 m25.0% from 735 m to 735 m28.6% from 735 m to 736 m25.0% from 736 m to 737 m50.0% from 737 m to 738 m25.0% from 738 m to 739 m0.0% from 739 m to 739 m28.6% from 739 m to 740 m25.0% from 740 m to 741 m28.6% from 741 m to 742 m25.0% from 742 m to 742 m0.0% from 742 m to 743 m22.2% from 743 m to 744 m22.2% from 744 m to 745 m25.0% from 745 m to 746 m18.2% from 746 m to 747 m44.4% from 747 m to 748 m22.2% from 748 m to 749 m0.0% from 749 m to 749 m0.0% from 749 m to 750 m44.4% from 750 m to 751 m20.0% from 751 m to 752 m0.0% from 752 m to 753 m44.4% from 753 m to 754 m25.0% from 754 m to 755 m0.0% from 755 m to 756 m50.0% from 756 m to 757 m0.0% from 757 m to 757 m25.0% from 757 m to 758 m0.0% from 758 m to 759 m44.4% from 759 m to 760 m18.2% from 760 m to 761 m22.2% from 761 m to 762 m44.4% from 762 m to 763 m33.3% from 763 m to 763 m0.0% from 763 m to 764 m0.0% from 764 m to 765 m0.0% from 765 m to 766 m50.0% from 766 m to 767 m25.0% from 767 m to 767 m0.0% from 767 m to 768 m50.0% from 768 m to 769 m22.2% from 769 m to 770 m0.0% from 770 m to 771 m60.0% from 771 m to 772 m22.2% from 772 m to 773 m0.0% from 773 m to 774 m44.4% from 774 m to 775 m22.2% from 775 m to 776 m50.0% from 776 m to 776 m22.2% from 776 m to 777 m0.0% from 777 m to 778 m44.4% from 778 m to 779 m0.0% from 779 m to 780 m25.0% from 780 m to 781 m40.0% from 781 m to 782 m20.0% from 782 m to 783 m25.0% from 783 m to 784 m25.0% from 784 m to 784 m22.2% from 784 m to 785 m22.2% from 785 m to 786 m40.0% from 786 m to 787 m0.0% from 787 m to 788 m25.0% from 788 m to 789 m22.2% from 789 m to 790 m33.3% from 790 m to 790 m25.0% from 790 m to 791 m33.3% from 791 m to 792 m28.6% from 792 m to 793 m50.0% from 793 m to 793 m25.0% from 793 m to 794 m25.0% from 794 m to 795 m22.2% from 795 m to 796 m25.0% from 796 m to 797 m28.6% from 797 m to 797 m0.0% from 797 m to 798 m20.0% from 798 m to 799 m28.6% from 799 m to 800 m25.0% from 800 m to 801 m22.2% from 801 m to 802 m22.2% from 802 m to 803 m44.4% from 803 m to 803 m50.0% from 803 m to 804 m22.2% from 804 m to 805 m28.6% from 805 m to 806 m0.0% from 806 m to 807 m20.0% from 807 m to 808 m0.0% from 808 m to 809 m22.2% from 809 m to 810 m25.0% from 810 m to 811 m20.0% from 811 m to 812 m40.0% from 812 m to 813 m22.2% from 813 m to 813 m40.0% from 813 m to 814 m25.0% from 814 m to 815 m20.0% from 815 m to 816 m20.0% from 816 m to 817 m36.4% from 817 m to 818 m16.7% from 818 m to 820 m20.0% from 820 m to 821 m22.2% from 821 m to 821 m40.0% from 821 m to 822 m22.2% from 822 m to 823 m0.0% from 823 m to 824 m18.2% from 824 m to 826 m40.0% from 826 m to 827 m0.0% from 827 m to 827 m28.6% from 827 m to 828 m25.0% from 828 m to 829 m20.0% from 829 m to 830 m22.2% from 830 m to 831 m18.2% from 831 m to 832 m22.2% from 832 m to 833 m44.4% from 833 m to 834 m50.0% from 834 m to 834 m22.2% from 834 m to 835 m33.3% from 835 m to 836 m25.0% from 836 m to 837 m20.0% from 837 m to 838 m25.0% from 838 m to 839 m18.2% from 839 m to 840 m25.0% from 840 m to 840 m0.0% from 840 m to 841 m20.0% from 841 m to 842 m0.0% from 842 m to 843 m0.0% from 843 m to 844 m18.2% from 844 m to 845 m57.1% from 845 m to 846 m50.0% from 846 m to 847 m20.0% from 847 m to 848 m33.3% from 848 m to 848 m18.2% from 848 m to 849 m0.0% from 849 m to 850 m20.0% from 850 m to 851 m25.0% from 851 m to 852 m100.0% from 852 m to 853 m20.0% from 853 m to 854 m22.2% from 854 m to 854 m18.2% from 854 m to 856 m20.0% from 856 m to 857 m26.7% from 857 m to 858 m22.2% from 858 m to 859 m16.7% from 859 m to 860 m20.0% from 860 m to 861 m16.7% from 861 m to 862 m20.0% from 862 m to 863 m22.2% from 863 m to 864 m25.0% from 864 m to 865 m15.4% from 865 m to 866 m0.0% from 866 m to 868 m44.4% from 868 m to 869 m0.0% from 869 m to 870 m18.2% from 870 m to 871 m28.6% from 871 m to 872 m0.0% from 872 m to 872 m33.3% from 872 m to 873 m28.6% from 873 m to 874 m33.3% from 874 m to 874 m0.0% from 874 m to 875 m20.0% from 875 m to 876 m28.6% from 876 m to 877 m25.0% from 877 m to 878 m100.0% from 878 m to 878 m50.0% from 878 m to 879 m0.0% from 879 m to 880 m25.0% from 880 m to 881 m28.6% from 881 m to 881 m14.3% from 881 m to 883 m16.7% from 883 m to 884 m15.4% from 884 m to 885 m0.0% from 885 m to 886 m18.2% from 886 m to 887 m13.3% from 887 m to 889 m16.7% from 889 m to 890 m0.0% from 890 m to 891 m57.1% from 891 m to 892 m18.2% from 892 m to 893 m0.0% from 893 m to 894 m14.3% from 894 m to 896 m14.3% from 896 m to 897 m0.0% from 897 m to 898 m16.7% from 898 m to 900 m18.2% from 900 m to 901 m16.7% from 901 m to 902 m36.4% from 902 m to 903 m20.0% from 903 m to 904 m16.7% from 904 m to 905 m0.0% from 905 m to 906 m36.4% from 906 m to 907 m25.0% from 907 m to 908 m0.0% from 908 m to 909 m20.0% from 909 m to 910 m44.4% from 910 m to 911 m14.3% from 911 m to 913 m12.5% from 913 m to 914 m0.0% from 914 m to 916 m22.2% from 916 m to 916 m18.2% from 916 m to 918 m14.3% from 918 m to 919 m22.2% from 919 m to 920 m33.3% from 920 m to 921 m15.4% from 921 m to 922 m0.0% from 922 m to 924 m20.0% from 924 m to 925 m18.2% from 925 m to 926 m18.2% from 926 m to 927 m18.2% from 927 m to 928 m25.0% from 928 m to 929 m0.0% from 929 m to 930 m50.0% from 930 m to 930 m0.0% from 930 m to 930 m33.3% from 930 m to 931 m0.0% from 931 m to 932 m20.0% from 932 m to 933 m0.0% from 933 m to 934 m12.5% from 934 m to 936 m0.0% from 936 m to 937 m0.0% from 937 m to 939 m10.5% from 939 m to 941 m0.0% from 941 m to 943 m10.0% from 943 m to 945 m9.1% from 945 m to 947 m10.0% from 947 m to 949 m10.0% from 949 m to 951 m9.5% from 951 m to 953 m10.0% from 953 m to 955 m9.5% from 955 m to 957 m0.0% from 957 m to 959 m0.0% from 959 m to 961 m9.1% from 961 m to 963 m0.0% from 963 m to 966 m0.0% from 966 m to 968 m9.1% from 968 m to 970 m9.5% from 970 m to 972 m10.0% from 972 m to 974 m0.0% from 974 m to 976 m10.0% from 976 m to 978 m10.0% from 978 m to 980 m0.0% from 980 m to 983 m9.5% from 983 m to 985 m10.0% from 985 m to 987 m10.0% from 987 m to 989 m0.0% from 989 m to 991 m9.5% from 991 m to 993 m0.0% from 993 m to 995 m0.0% from 995 m to 997 m9.5% from 997 m to 1000 m0.0% from 1000 m to 1.0 km10.0% from 1.0 km to 1.0 km0.0% from 1.0 km to 1.0 km10.0% from 1.0 km to 1.0 km10.0% from 1.0 km to 1.0 km0.0% from 1.0 km to 1.0 km8.3% from 1.0 km to 1.0 km9.1% from 1.0 km to 1.0 km8.3% from 1.0 km to 1.0 km0.0% from 1.0 km to 1.0 km8.3% from 1.0 km to 1.0 km0.0% from 1.0 km to 1.0 km8.7% from 1.0 km to 1.0 km0.0% from 1.0 km to 1.0 km8.7% from 1.0 km to 1.0 km0.0% from 1.0 km to 1.0 km8.7% from 1.0 km to 1.0 km0.0% from 1.0 km to 1.0 km9.5% from 1.0 km to 1.0 km10.0% from 1.0 km to 1.0 km0.0% from 1.0 km to 1.0 km10.0% from 1.0 km to 1.0 km0.0% from 1.0 km to 1.1 km22.2% from 1.1 km to 1.1 km11.1% from 1.1 km to 1.1 km11.8% from 1.1 km to 1.1 km22.2% from 1.1 km to 1.1 km21.1% from 1.1 km to 1.1 km10.5% from 1.1 km to 1.1 km11.1% from 1.1 km to 1.1 km0.0% from 1.1 km to 1.1 km12%9%13%17%7%0 m250 m500 m750 m1 km
Gradient key0-3%3-6%6-9%9-12%12-15%15%+

Climb Stats

Combined metric and imperial stats for quick route planning.

Climb categoryCategory 4
Distance1.06 km / 0.66 miles
Elevation gain130.4 m / 428 ft
Average gradient12.3%
Maximum gradient30.6%
Elevation high704.4 m / 2,311 ft
Elevation low574 m / 1,883 ft
Climb difficulty score13,042.58

Similar Climbs Nearby

If you like the shape of this climb, these nearby options have a similar distance, gradient, and elevation profile.

Climb Rank

How does this climb compare against every other climb in the world?

🗺

This climb ranks 407,568th out of 2,710,652 worldwide cycling climbs.

🧮

Ranked as the 14,182nd most difficult cycling climb of all 136,167 climbs in Brazil.

📉

Places 1,481st out of 10,299 cycling climbs in Rio Grande do Sul.

Ranks 450th out of 1,942 cycling climbs in Região Geográfica Intermediária de Caxias do Sul.

Ranking 42nd out of 83 cycling climbs in Nova Petrópolis.

Useful Links

View this climb on other sites.

Google Street View
Strava

Something wrong with this listing? Help keep BikeClimbs accurate.

Flag this climb