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18—Section 3.Saturday, June 21, 1975THE HERALD(Diagram 1)(Diagram 2)Hypothetical(Diagram 3)Hypothetical (Diagram 4)BLACKCAPABLANCABLACKCAPABLANCABLACKCAPABLANCABLACKCAPABLANCAdO NO 808* NX dXdO NO 80 O8X NX dX*: % *^.....*dO NO 80 O8X NX dXdO NO 80 O8X NX dXQR QN QB QKB KN KRQR QN QBKB KN KRQR QN QB QKB KN KRQR QN QB QKB KN KRWHITEALEKHINEWHITEALEKHINEWHITEALEKHINEWHITEALEKHINEWhy not 1.. .RxNP?This is why lWhite exchangesFor thisEqual exchangesimprtance ?againThe beginner may consider exchanging has just pieces one of the least problematic aspects black’s .played 1. KR-QBl, and afterKR-Bl, exchanged rooks. Heof chess. If the quantities exchanged are of correctly felt that since he was a pawnequal value, he neither loses nor gains. If ahead, he was right to diminish his oppo-they are of unequal value, he must merely nent’s counter chances by the eliminationensure that the plus falls on his side — or of a rook pair from the board.so he reasons.But he soon discovers that exchanges why not 1can be bad or good for other reasons.An exchange can develop or hinder theBothersome, though, is the question:. . . RxNP for black? Doesn’the simply regain a pawn?Diagram Two shows the answer. In thatfinal capturing pieces with decisive con- position, Alekhine would have continuedsequences. Exchanges can remove crucial(after RxNP) 2. KR-QNl!, RxR; 3. RxR, pieces and together with other maneuvers P-N3, with the fineLymanchessR-QB1!!.not havemove 4.transpose a game into a different kind of Thereupon Capablanca wouldbeen able to prevent a very effective entry of the rook on the seventh or eighth rank. Several moves later there was anotherstruggle.aThe point is that the exchange would have freed his passed pawn. Alekhine claimed he then would have had a winDiagram Four). In any case, it is instruc-how the “simple” exchange 2. RxRtiveSuch strategical concerns often motivateafter 3. B-N5, B-Ql; 4. P-R6!, PxP; 5.drastically would have changed and sim-long and subtle variations played in theP-Q7, B-R4; 6. K-N2!. Was he right? (seeplified the game into a creation of a new kind.games of the best players.In the 32nd game of his victoriousexchange possibility. Capablanca avoidedthe key position, shown in Diagram Threematch with then-world champion Jose Ca- by choosing an alternate variation. But ifUNDERWRITERS SALVAGE COMPANY opGHIOAOQpablanca, Alexander Alekhine kept win- that position had occurred, Alekhine (by1400 Bum* Road, Elk Qrova Vlllaga, Illinois 60007 • Talaphona: (312) 437-1181ning chances, at a crucial stage, by a his own later testimony) would have con-well-conceived exchange offer.tinued after 1K-B4; to make thePUBLICIn our first position, Alekhine (white) exchange 2. RxR, KxR.hmt'
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Elk Grove Village Herald
Elk Grove Village, Illinois, US
Sat, Jun 21, 1975
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