rn1qkb1r/4ppp1/1p3n1p/p1P5/P2p1P2/2Q1PNP1/bPP4P/R1BK1BNR w kq - 0 13
FEN state: rn1qkb1r/4ppp1/1p3n1p/p1P5/P2p1P2/2Q1PNP1/bPP4P/R1BK1BNR w kq - 0 13 ; Best move: f1b5
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at e7, black pawn at f7 and black pawn at g7. Black pawn at b6, black knight at f6 and black pawn at h6. Black pawn at a5 and white pawn at c5. White pawn at a4, black pawn at d4 and white pawn at f4. White queen at c3, white pawn at e3, white knight at f3 and white pawn at g3. Black bishop at a2, white pawn at b2, white pawn at c2 and white pawn at h2. White rook at a1, white bishop at c1, white king at d1, white bishop at f1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 13. White to move.