1r1qk2r/p1p1npp1/1p1bp2p/n2p4/P4P1P/1P1PPN2/N2P2P1/R1BQKBR1 w Qk - 1 13
FEN state: 1r1qk2r/p1p1npp1/1p1bp2p/n2p4/P4P1P/1P1PPN2/N2P2P1/R1BQKBR1 w Qk - 1 13 ; Best move: b3b4
The current state of the chess board is: Black rook at b8, black queen at d8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at c7, black knight at e7, black pawn at f7 and black pawn at g7. Black pawn at b6, black bishop at d6, black pawn at e6 and black pawn at h6. Black knight at a5 and black pawn at d5. White pawn at a4, white pawn at f4 and white pawn at h4. White pawn at b3, white pawn at d3, white pawn at e3 and white knight at f3. White knight at a2, white pawn at d2 and white pawn at g2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. White queenside and black kingside castles are available. Half move number is 1. Full move number is 13. White to move.