1rb1kbnr/ppp1n2p/3pp1q1/3Q1pp1/1P2P3/7P/P1P2PPR/RN1KBBN1 b k - 2 13
FEN state: 1rb1kbnr/ppp1n2p/3pp1q1/3Q1pp1/1P2P3/7P/P1P2PPR/RN1KBBN1 b k - 2 13 ; Best move: e6d5
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black knight at e7 and black pawn at h7. Black pawn at d6, black pawn at e6 and black queen at g6. White queen at d5, black pawn at f5 and black pawn at g5. White pawn at b4 and white pawn at e4. White pawn at h3. White pawn at a2, white pawn at c2, white pawn at f2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1, white king at d1, white bishop at e1, white bishop at f1 and white knight at g1. Black kingside is the only castle move available. Half move number is 2. Full move number is 13. Black to move.