r1b2knr/1pp5/1Q3p1p/p2ppp1R/2P1P3/P2Pb1PN/1P6/RNB1KB2 w Q - 0 19
FEN state: r1b2knr/1pp5/1Q3p1p/p2ppp1R/2P1P3/P2Pb1PN/1P6/RNB1KB2 w Q - 0 19 ; Best move: b6e3
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at f8, black knight at g8 and black rook at h8. Black pawn at b7 and black pawn at c7. White queen at b6, black pawn at f6 and black pawn at h6. Black pawn at a5, black pawn at d5, black pawn at e5, black pawn at f5 and white rook at h5. White pawn at c4 and white pawn at e4. White pawn at a3, white pawn at d3, black bishop at e3, white pawn at g3 and white knight at h3. White pawn at b2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white bishop at f1. White queenside is the only castle move available. Half move number is 0. Full move number is 19. White to move.