r1bqk2r/pp1p1p2/n1p1p1np/6p1/2BPP3/P5PN/1bP1QP1P/1RB1K2R b Kkq - 0 12
FEN state: r1bqk2r/pp1p1p2/n1p1p1np/6p1/2BPP3/P5PN/1bP1QP1P/1RB1K2R b Kkq - 0 12 ; Best move: b2d4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7 and black pawn at f7. Black knight at a6, black pawn at c6, black pawn at e6, black knight at g6 and black pawn at h6. Black pawn at g5. White bishop at c4, white pawn at d4 and white pawn at e4. White pawn at a3, white pawn at g3 and white knight at h3. Black bishop at b2, white pawn at c2, white queen at e2, white pawn at f2 and white pawn at h2. White rook at b1, white bishop at c1, white king at e1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 0. Full move number is 12. Black to move.