Knowledge (XXG)

Bogo-Indian Defence, Monticelli Trap

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The line has been played several times over the years at the highest levels, including Portisch–Andersson 1983, which ended in a draw, and Aronian–Postny 2005, which White won. The offer of the exchange has in fact been refused by White in grandmaster games (either by 10.Qxc3 or 10.Ng5 Ne4 11.Bxe4
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with 11.Qxh7# as well as 11.Bxb7 winning a bishop and a rook. After either 10...Ne4 11.Bxe4 or 10...Qxg5 11.Bxb7, Black loses the exchange, but obtains compensation in the form of one or more pawns and possibly a weakened white king. It is unclear if the position is a forced win for White.
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10...Ne4 11.Bxe4 Bxe4 12.Qxe4 Qxg5 13.Qxa8 Nc6 14.Qb7 Nxd4 15.Rd1 c5 16.e3 Nc2+ 17.Kd2 Qf5 18.Qg2 Nb4 19.e4 Qf6 20.Kc1 Nxa2+ 21.Kb1 Nb4 22.Rxd7 Nc6 23.f4 e5 24.Rhd1 Nd4 25.Rxa7 exf4 26.gxf4 Qxf4 27.Re1 Nf3 28.Re2 Nd4 29.Re1
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1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Bxd2+ 5.Qxd2 b6 6.g3 Bb7 7.Bg2 O-O 8.Nc3 Ne4 9.Qc2 Nxc3 10.Ng5
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allowed 10.Ng5 twice in consecutive games as Black against
586:, 1931, drawing both times. The second game continued: 429: 419: 403: 391: 383: 710: 38: 8: 30: 606:List of chess openings named after people 692:, Hamlyn Publishing Group, p. 191, 621: 251: 202: 181: 125: 90: 230: 97: 29: 279: 272: 265: 258: 244: 237: 223: 216: 209: 195: 188: 174: 167: 160: 153: 146: 139: 132: 118: 111: 104: 83: 74: 7: 523:Black plays the Bogo–Indian Defence. 690:An Illustrated Dictionary of Chess 25: 488:The trap begins with the moves: 465:from the game Monticelli versus 278: 271: 264: 257: 250: 243: 236: 229: 222: 215: 208: 201: 194: 187: 180: 173: 166: 159: 152: 145: 138: 131: 124: 117: 110: 103: 96: 89: 82: 76: 473:1926. Although it is called a 1: 713:The Art of Chess Combination 651:Portisch vs. Andersson, 1983 629:Monticelli vs. Prokeš, 1926 767: 549: 688:Brace, Edward R. (1977), 640:Euwe vs. Capablanca, 1931 481:, Black does obtain some 35: 662:Aronian vs. Postny, 2005 556:to describe chess moves. 707:Znosko-Borovsky, Eugene 673:Psakhis vs. Marin, 2005 477:because White wins the 574:Former world champion 546:10. Ng5! (see diagram) 576:José Raúl Capablanca 455:Bogo–Indian Defence 434:Bogo–Indian Defense 32: 717:, Dover, pp.  554:algebraic notation 552:This article uses 439: 438: 377: 376: 16:(Redirected from 758: 731: 716: 702: 675: 670: 664: 659: 653: 648: 642: 637: 631: 626: 566:White threatens 463:Mario Monticelli 424:Mario Monticelli 282: 281: 275: 274: 268: 267: 261: 260: 254: 253: 247: 246: 240: 239: 233: 232: 226: 225: 219: 218: 212: 211: 205: 204: 198: 197: 191: 190: 184: 183: 177: 176: 170: 169: 163: 162: 156: 155: 149: 148: 142: 141: 135: 134: 128: 127: 121: 120: 114: 113: 107: 106: 100: 99: 93: 92: 86: 85: 80: 79: 39: 33: 21: 766: 765: 761: 760: 759: 757: 756: 755: 736: 735: 734: 729: 705: 700: 687: 678: 671: 667: 660: 656: 649: 645: 638: 634: 627: 623: 614: 602: 596:Bxe4 12.Nxe4). 564: 559: 558: 557: 447:Monticelli Trap 407:Monticelli vs. 379: 378: 284: 283: 276: 269: 262: 255: 248: 241: 234: 227: 220: 213: 206: 199: 192: 185: 178: 171: 164: 157: 150: 143: 136: 129: 122: 115: 108: 101: 94: 87: 77: 31:Monticelli Trap 28: 23: 22: 18:Monticelli Trap 15: 12: 11: 5: 764: 762: 754: 753: 748: 738: 737: 733: 732: 727: 703: 698: 684: 677: 676: 665: 654: 643: 632: 620: 613: 610: 609: 608: 601: 598: 593: 592: 563: 560: 551: 550: 548: 547: 544: 541: 538: 535: 532: 529: 526: 525: 524: 518: 517: 508: 499: 437: 436: 431: 427: 426: 421: 417: 416: 405: 401: 400: 397: 389: 388: 385: 381: 380: 375: 374: 372: 369: 366: 363: 360: 357: 354: 351: 348: 345: 344: 341: 337: 336: 333: 329: 328: 325: 321: 320: 317: 313: 312: 309: 305: 304: 301: 297: 296: 293: 289: 288: 285: 277: 270: 263: 256: 249: 242: 235: 228: 221: 214: 207: 200: 193: 186: 179: 172: 165: 158: 151: 144: 137: 130: 123: 116: 109: 102: 95: 88: 81: 75: 73: 69: 68: 66: 63: 60: 57: 54: 51: 48: 45: 42: 37: 36: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 763: 752: 751:1926 in chess 749: 747: 744: 743: 741: 730: 728:0-486-20583-5 724: 720: 715: 714: 708: 704: 701: 699:1-55521-394-4 695: 691: 686: 685: 683: 682: 674: 669: 666: 663: 658: 655: 652: 647: 644: 641: 636: 633: 630: 625: 622: 619: 618: 611: 607: 604: 603: 599: 597: 589: 588: 587: 585: 581: 577: 572: 569: 561: 555: 545: 542: 539: 536: 533: 530: 527: 522: 521: 520: 519: 516: 513: 509: 507: 504: 500: 498: 495: 491: 490: 489: 486: 484: 480: 476: 472: 468: 464: 460: 456: 452: 448: 444: 435: 432: 428: 425: 422: 418: 414: 410: 406: 402: 398: 396: 395: 390: 386: 382: 373: 370: 367: 364: 361: 358: 355: 352: 349: 347: 346: 342: 339: 338: 334: 331: 330: 326: 323: 322: 318: 315: 314: 310: 307: 306: 302: 299: 298: 294: 291: 290: 286: 71: 70: 67: 64: 61: 58: 55: 52: 49: 46: 43: 41: 40: 34: 27:Chess opening 19: 712: 689: 681:Bibliography 680: 679: 668: 657: 646: 635: 624: 616: 615: 594: 573: 565: 528:4. Bd2 Bxd2+ 487: 483:compensation 457:, named for 446: 440: 392: 746:Chess traps 543:9. Qc2 Nxc3 451:combination 420:Named after 740:Categories 612:References 562:Discussion 540:8. Nc3 Ne4 537:7. Bg2 O-O 531:5. Qxd2 b6 584:Amsterdam 534:6. g3 Bb7 461:champion 709:(1977), 600:See also 580:Max Euwe 479:exchange 471:Budapest 413:Budapest 459:Italian 453:in the 725:  696:  467:Prokeš 445:, the 430:Parent 409:Prokeš 404:Origin 617:Notes 449:is a 443:chess 384:Moves 723:ISBN 694:ISBN 568:mate 515:Bb4+ 475:trap 415:1926 591:½–½ 582:in 512:Nf3 510:3. 501:2. 497:Nf6 492:1. 441:In 399:E11 394:ECO 742:: 721:, 719:82 506:e6 503:c4 494:d4 485:. 469:, 411:, 371:h 368:g 365:f 362:e 359:d 356:c 353:b 350:a 343:1 340:1 335:2 332:2 327:3 324:3 319:4 316:4 311:5 308:5 303:6 300:6 295:7 292:7 287:8 72:8 65:h 62:g 59:f 56:e 53:d 50:c 47:b 44:a 20:)

Index

Monticelli Trap
ECO
Prokeš
Budapest
Mario Monticelli
Bogo–Indian Defense
chess
combination
Bogo–Indian Defence
Italian
Mario Monticelli
Prokeš
Budapest
trap
exchange
compensation
d4
Nf6
c4
e6
Nf3
Bb4+
algebraic notation
mate
José Raúl Capablanca
Max Euwe
Amsterdam
List of chess openings named after people
Monticelli vs. Prokeš, 1926
Euwe vs. Capablanca, 1931

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