rnb1kb1r/6pp/pp2pp2/1qp1N2n/2BPp2P/2Q5/PPP2PP1/RNB1K1R1 w Qkq - 0 12
FEN state: rnb1kb1r/6pp/pp2pp2/1qp1N2n/2BPp2P/2Q5/PPP2PP1/RNB1K1R1 w Qkq - 0 12 ; Best move: c4b5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at b6, black pawn at e6 and black pawn at f6. Black queen at b5, black pawn at c5, white knight at e5 and black knight at h5. White bishop at c4, white pawn at d4, black pawn at e4 and white pawn at h4. White queen at c3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at f2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white rook at g1. White queenside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 12. White to move.