rnb4r/2ppb2p/p4k1n/1pP1p2q/PP5p/5B2/N1RPPP2/R1B1QKN1 w - - 5 20
FEN state: rnb4r/2ppb2p/p4k1n/1pP1p2q/PP5p/5B2/N1RPPP2/R1B1QKN1 w - - 5 20 ; Best move: f3h5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8 and black rook at h8. Black pawn at c7, black pawn at d7, black bishop at e7 and black pawn at h7. Black pawn at a6, black king at f6 and black knight at h6. Black pawn at b5, white pawn at c5, black pawn at e5 and black queen at h5. White pawn at a4, white pawn at b4 and black pawn at h4. White bishop at f3. White knight at a2, white rook at c2, white pawn at d2, white pawn at e2 and white pawn at f2. White rook at a1, white bishop at c1, white queen at e1, white king at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 5. Full move number is 20. White to move.