Black #16 - Tuesday, 06.09.2016

D86 Gruenfeld exchange / Abtausch Gruenfeld Defense: Exchange. Classical Variation

Renato Naranja vs. Lajos Portisch (0-1)

Siegen, 1970

r2r2k1/p2bppbp/3q2p1/1p1Pn3/4P2P/1Q1BBP2/P3N1P1/2R1K2R b K - 0 16