r3k1nr/1p1b1p2/3bp2p/p1pp2N1/Nn4PP/4P2B/PPP2P2/R1BK1Q1R w k - 2 19
FEN state: r3k1nr/1p1b1p2/3bp2p/p1pp2N1/Nn4PP/4P2B/PPP2P2/R1BK1Q1R w k - 2 19 ; Best move: a4b6
The current state of the chess board is: Black rook at a8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7, black bishop at d7 and black pawn at f7. Black bishop at d6, black pawn at e6 and black pawn at h6. Black pawn at a5, black pawn at c5, black pawn at d5 and white knight at g5. White knight at a4, black knight at b4, white pawn at g4 and white pawn at h4. White pawn at e3 and white bishop at h3. White pawn at a2, white pawn at b2, white pawn at c2 and white pawn at f2. White rook at a1, white bishop at c1, white king at d1, white queen at f1 and white rook at h1. Black kingside is the only castle move available. Half move number is 2. Full move number is 19. White to move.