1n1q1b1r/r2k1p1p/pn2R1p1/3p4/pP1P2P1/1NN2P2/4P1P1/R1BQKB2 w Q - 1 19
FEN state: 1n1q1b1r/r2k1p1p/pn2R1p1/3p4/pP1P2P1/1NN2P2/4P1P1/R1BQKB2 w Q - 1 19 ; Best move: e6b6
The current state of the chess board is: Black knight at b8, black queen at d8, black bishop at f8 and black rook at h8. Black rook at a7, black king at d7, black pawn at f7 and black pawn at h7. Black pawn at a6, black knight at b6, white rook at e6 and black pawn at g6. Black pawn at d5. Black pawn at a4, white pawn at b4, white pawn at d4 and white pawn at g4. White knight at b3, white knight at c3 and white pawn at f3. White pawn at e2 and white pawn at g2. White rook at a1, white bishop at c1, white queen at d1, white king at e1 and white bishop at f1. White queenside is the only castle move available. Half move number is 1. Full move number is 19. White to move.