r1b1k1nb/pp1pp3/8/1P2R2r/2pP4/q1N3pN/1PP1PP1R/2BQKB2 w - - 4 20
FEN state: r1b1k1nb/pp1pp3/8/1P2R2r/2pP4/q1N3pN/1PP1PP1R/2BQKB2 w - - 4 20 ; Best move: e5h5
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black knight at g8 and black bishop at h8. Black pawn at a7, black pawn at b7, black pawn at d7 and black pawn at e7. White pawn at b5, white rook at e5 and black rook at h5. Black pawn at c4 and white pawn at d4. Black queen at a3, white knight at c3, black pawn at g3 and white knight at h3. White pawn at b2, white pawn at c2, white pawn at e2, white pawn at f2 and white rook at h2. White bishop at c1, white queen at d1, white king at e1 and white bishop at f1. Both players have exhausted their castles. Half move number is 4. Full move number is 20. White to move.