r2qk1n1/pp2p3/n1p1b2b/3p1pp1/P1P1PN2/6QP/1P1P1P1P/RNB1R1K1 b q - 2 15
FEN state: r2qk1n1/pp2p3/n1p1b2b/3p1pp1/P1P1PN2/6QP/1P1P1P1P/RNB1R1K1 b q - 2 15 ; Best move: g5f4
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8 and black knight at g8. Black pawn at a7, black pawn at b7 and black pawn at e7. Black knight at a6, black pawn at c6, black bishop at e6 and black bishop at h6. Black pawn at d5, black pawn at f5 and black pawn at g5. White pawn at a4, white pawn at c4, white pawn at e4 and white knight at f4. White queen at g3 and white pawn at h3. White pawn at b2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white rook at e1 and white king at g1. Black queenside is the only castle move available. Half move number is 2. Full move number is 15. Black to move.