FEN: 4q1kr/p6p/1prQPppB/4n3/4P3/2P5/PP2B2P/R5K1 w - - 1 24
Source: Hard 2016.52 by Vincent Lejeune
Best move: Qxe5

White sacrifies queen to block king in a corner and to force opposite queen to guard against mate in f8. In this brillant “Gusev’s Immortal” game, white started to sacrifice pieces even before the Qxe5 move.