r1bqkbr1/p1pp1p2/5n2/1p2p2p/P3P1P1/2PPn2P/1P1Q2P1/RNB1KBRN b Qq - 1 13
FEN state: r1bqkbr1/p1pp1p2/5n2/1p2p2p/P3P1P1/2PPn2P/1P1Q2P1/RNB1KBRN b Qq - 1 13 ; Best move: e3f1
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at g8. Black pawn at a7, black pawn at c7, black pawn at d7 and black pawn at f7. Black knight at f6. Black pawn at b5, black pawn at e5 and black pawn at h5. White pawn at a4, white pawn at e4 and white pawn at g4. White pawn at c3, white pawn at d3, black knight at e3 and white pawn at h3. White pawn at b2, white queen at d2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1, white rook at g1 and white knight at h1. White queenside and black queenside castles are available. Half move number is 1. Full move number is 13. Black to move.