1rb1k2r/p1pp1p1p/7n/1p1pP1p1/1n2q1P1/1K1R4/1P1P2BP/1NB4R w k - 7 21
FEN state: 1rb1k2r/p1pp1p1p/7n/1p1pP1p1/1n2q1P1/1K1R4/1P1P2BP/1NB4R w k - 7 21 ; Best move: g2e4
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at h7. Black knight at h6. Black pawn at b5, black pawn at d5, white pawn at e5 and black pawn at g5. Black knight at b4, black queen at e4 and white pawn at g4. White king at b3 and white rook at d3. White pawn at b2, white pawn at d2, white bishop at g2 and white pawn at h2. White knight at b1, white bishop at c1 and white rook at h1. Black kingside is the only castle move available. Half move number is 7. Full move number is 21. White to move.