rnb2bnr/qp1k3p/p4p2/2ppp1p1/1P1P2PP/2N2P2/P1P1P3/1RBQKBNR w - - 0 12
FEN state: rnb2bnr/qp1k3p/p4p2/2ppp1p1/1P1P2PP/2N2P2/P1P1P3/1RBQKBNR w - - 0 12 ; Best move: d4c5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black queen at a7, black pawn at b7, black king at d7 and black pawn at h7. Black pawn at a6 and black pawn at f6. Black pawn at c5, black pawn at d5, black pawn at e5 and black pawn at g5. White pawn at b4, white pawn at d4, white pawn at g4 and white pawn at h4. White knight at c3 and white pawn at f3. White pawn at a2, white pawn at c2 and white pawn at e2. White rook at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 12. White to move.