r1bnk1nr/1ppp4/5p2/p3p2p/q4Pp1/P1NPB2P/P1PNP1P1/R2QKB1R w Kkq - 4 16
FEN state: r1bnk1nr/1ppp4/5p2/p3p2p/q4Pp1/P1NPB2P/P1PNP1P1/R2QKB1R w Kkq - 4 16 ; Best move: c3a4
The current state of the chess board is: Black rook at a8, black bishop at c8, black knight at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at c7 and black pawn at d7. Black pawn at f6. Black pawn at a5, black pawn at e5 and black pawn at h5. Black queen at a4, white pawn at f4 and black pawn at g4. White pawn at a3, white knight at c3, white pawn at d3, white bishop at e3 and white pawn at h3. White pawn at a2, white pawn at c2, white knight at d2, white pawn at e2 and white pawn at g2. White rook at a1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 4. Full move number is 16. White to move.