[Event "?"]  [Site "?"]  [Date "2017.05.30"]  [Round "?"]  [White "Tactics #54"]  [Black "   David Alberto - Maxime Vachier Lagrave, Italian Team Championship 2014   "]  [Result "*"]  [SetUp "1"]  [FEN "2b1r1k1/1p3pB1/2pp2p1/1Pq5/2P1p1n1/6P1/2NPPPB1/Q4RK1 b - - 0 1"]  [PlyCount "15"]   {[pgndiagram]} 1... Qh5 {Black is a piece down and has to seek attacking  chances.} 2. Re1 $1 {The most resilient move, with a very deep idea behind it.}  (2. Rb1 {Is more human} Qh2+ 3. Kf1 Ne5 {Threatening Bh3} 4. Ne3 (4. Bxe5 Bh3 {  And the game is over}) (4. g4 Nf3 $1 {[pgndiagram] The point of Re1 move is  revealed here} 5. exf3 exf3 6. Bxf3 Bxg4 {Is just lost for White}) 4... Bh3 5.  Ke1 Bxg2 {[pgndiagram] And White can resign}) 2... Qh2+ 3. Kf1 Ne5 $1 {  [pgndiagram]The key move. The threat is Bh3} 4. g4 $1 {Opening the attack on  White queen via e5-h2 diagonal} (4. Ne3 {Is more human, but it also doesn't  help} Bh3 5. f3 exf3 6. exf3 Bxg2+ 7. Nxg2 Qh1+ 8. Kf2 Nd3#) 4... Bxg4 (4...  Nf3 5. exf3 {And the e-pawn is pinned}) 5. Bxe5 Rxe5 6. Qa8+ Kh7 $1 {  [pgndiagram] An important nuance. King has to go away from the knight check on  f5} (6... Kg7 7. Qa3 e3 8. Nxe3 Bh3 {Fails to} 9. Nf5+) 7. Qa3 e3 $1 {And  Black wins} 8. Nxe3 Bh3 *