rn5r/4pp1p/Bpkpbn2/8/3QPbP1/B1p3PP/P2PN2R/RN2K3 w Q - 1 21
FEN state: rn5r/4pp1p/Bpkpbn2/8/3QPbP1/B1p3PP/P2PN2R/RN2K3 w Q - 1 21 ; Best move: d4c3
The current state of the chess board is: Black rook at a8, black knight at b8 and black rook at h8. Black pawn at e7, black pawn at f7 and black pawn at h7. White bishop at a6, black pawn at b6, black king at c6, black pawn at d6, black bishop at e6 and black knight at f6. White queen at d4, white pawn at e4, black bishop at f4 and white pawn at g4. White bishop at a3, black pawn at c3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at d2, white knight at e2 and white rook at h2. White rook at a1, white knight at b1 and white king at e1. White queenside is the only castle move available. Half move number is 1. Full move number is 21. White to move.