g Section 4 Friday, November 2, 1973 THE HERALD(Diagram 2)BLACKk irpov*Vlt; 11• tV! VV*ff'l * -A *\y ».**«■ 1W‘, a.-es ... K B1 lose mediate • for b'aenHu* dues a* .It *.r?(Diagram 3) BLACKK arpo vWHITE(Diagram 4)Bl ACKHrfiliKa'p;vWHIT (Shelby Lyman on ClwssExploitation of slight advantage can lead to victory\natole Karpov, our choice as winner op ending. After 48 patient moves he wasable to reach the position in Diagram 2.Di a lira m 2Here's what happened: 60) P-N5,RPxP; 61) PxP and diagram three was reached.Diagram 2of the forthcoming candidates matches to determine Bobby Fischer's official challenger for the world championship.knows how to lav bare the strategic se- Now this plan is clear. He will play 60» crets of a position. The manner in which P-X5. advance his king to KN6. combinehe exploits the very, very slight advan- the attack against the king pawns with white «ill have time to gettage he has achieved in the following po- an attack on the weak black queen pawn, the vital KNe. if nwessarisition in Diagram 1 is a model for any- and win a pawn and the game.Black must now play 61) ... B-Ql andhis king to Why? An-PxP, whiteone. from beginner to grandmaster.Diagram 1 Your first glance may tell you Karpov (white) has no advantage. The white-snuane bishoDs have been traded, theHigh school art exhibit at HarperCollegewill play 62) BxP and then win the kingknight pawn. II. If black tries to beat the white king to the king side with 61 . . . K-Bl, white wins by 62) P-N6 and 6:1)B-R6.The game continued 61) ... B-Ql; 62) K-B3, K-Bl; 63) K-N4, K-Q2; 64) K-R5, K-Kl; 65) B-N4, Pxp.(On move 65, B-2 instead of PxP would also have lost. After 66) PxP, PxP. w hite can gang up on the king bishop pawn after 67) K-N6.)Instead black resigned after 66) BxP, B-B3; 67) B-N4. K-B2; 68) B-Q2. B-K2;pawn formations are symmetrical, etc. area school art exhibit to each high school within the Harper lol- 69) BxP, B-R6; 70) B-Q8, B-Q3; il) K-N5. _m m • 1*1 ' . L .AA — • 1 1 1' * * A ^ A M J O /\ff A iwl / J f T\ a. . ! .....Bui white's remaining bishop is better t^an black's. The black pawns will limit th e nxobilitv of black's bishop and make hai ’d-to-defend targets for the white bishop.CollegeA fine but seemingly elusive advan- Learningtine will be Nov. 5-21.The exhibition will be open to the pub- ^ ,._r-lic in the lower level of the campus second prizes are $15.lege district. Cash awards are offered for Resigns, first and second places in categories ofpainting, drawing, graphic media, and photography. First prize awards are $35; is deadly.Diagram 4White will win after 72) P-B6.) Kar-tage: watch how Karpov makes it tell.Kar *v*s first step toward winning was In tran e down to a king, pawns and bish-during college hours. There is no admission charge.Four entries will be accepted fromArtgin Community Collegestudent art works.Copyright 1973 by Sheby LymanEl- Address your questions in care of this the column to Paddock Publications, P.O.Rnv Vrlinolon Heights. 111.. 60006(Diagram 1) BLACKRtDiiQR QN OB Q K KB k\ KRj 11WHITE