r1bqk3/1pppppbr/2n2n1p/p5p1/1P2PP2/1QP5/P2PN2P/RNB1KB1R b KQq - 4 10
FEN state: r1bqk3/1pppppbr/2n2n1p/p5p1/1P2PP2/1QP5/P2PN2P/RNB1KB1R b KQq - 4 10 ; Best move: f6e4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8 and black king at e8. Black pawn at b7, black pawn at c7, black pawn at d7, black pawn at e7, black pawn at f7, black bishop at g7 and black rook at h7. Black knight at c6, black knight at f6 and black pawn at h6. Black pawn at a5 and black pawn at g5. White pawn at b4, white pawn at e4 and white pawn at f4. White queen at b3 and white pawn at c3. White pawn at a2, white pawn at d2, white knight at e2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside and black queenside castles are available. Half move number is 4. Full move number is 10. Black to move.