1nB1kb2/2rpBppB/4q2r/6Pp/p4P2/2n2K1P/P2PP3/RN1Q2NR w - - 0 20
FEN state: 1nB1kb2/2rpBppB/4q2r/6Pp/p4P2/2n2K1P/P2PP3/RN1Q2NR w - - 0 20 ; Best move: b1c3
The current state of the chess board is: Black knight at b8, white bishop at c8, black king at e8 and black bishop at f8. Black rook at c7, black pawn at d7, white bishop at e7, black pawn at f7, black pawn at g7 and white bishop at h7. Black queen at e6 and black rook at h6. White pawn at g5 and black pawn at h5. Black pawn at a4 and white pawn at f4. Black knight at c3, white king at f3 and white pawn at h3. White pawn at a2, white pawn at d2 and white pawn at e2. White rook at a1, white knight at b1, white queen at d1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. White to move.