r1bq3r/p2kppbp/np2p3/2p2n2/4PPp1/P1P5/1P1P2PP/RNB1KBNR w - - 2 12
FEN state: r1bq3r/p2kppbp/np2p3/2p2n2/4PPp1/P1P5/1P1P2PP/RNB1KBNR w - - 2 12 ; Best move: e4f5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8 and black rook at h8. Black pawn at a7, black king at d7, black pawn at e7, black pawn at f7, black bishop at g7 and black pawn at h7. Black knight at a6, black pawn at b6 and black pawn at e6. Black pawn at c5 and black knight at f5. White pawn at e4, white pawn at f4 and black pawn at g4. White pawn at a3 and white pawn at c3. White pawn at b2, white pawn at d2, white pawn at g2 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, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 12. White to move.