rkb2n1r/4qp1p/2p1pn1b/pp1p2p1/P2P2PP/R4N1B/1PP1PP2/1NBQK1R1 w - - 0 20
FEN state: rkb2n1r/4qp1p/2p1pn1b/pp1p2p1/P2P2PP/R4N1B/1PP1PP2/1NBQK1R1 w - - 0 20 ; Best move: h4g5
The current state of the chess board is: Black rook at a8, black king at b8, black bishop at c8, black knight at f8 and black rook at h8. Black queen at e7, black pawn at f7 and black pawn at h7. Black pawn at c6, black pawn at e6, black knight at f6 and black bishop at h6. Black pawn at a5, black pawn at b5, black pawn at d5 and black pawn at g5. White pawn at a4, white pawn at d4, white pawn at g4 and white pawn at h4. White rook at a3, white knight at f3 and white bishop at h3. White pawn at b2, white pawn at c2, white pawn at e2 and white pawn at f2. White knight at b1, white bishop at c1, white queen at d1, white king at e1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. White to move.