r2qk2r/1bppbppp/1pn1pn2/6N1/pP6/N3P3/P1PPBPPP/R1BQ1KR1 w kq - 3 9
FEN state: r2qk2r/1bppbppp/1pn1pn2/6N1/pP6/N3P3/P1PPBPPP/R1BQ1KR1 w kq - 3 9 ; Best move: b4b5
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8 and black rook at h8. Black bishop at b7, black pawn at c7, black pawn at d7, black bishop at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at b6, black knight at c6, black pawn at e6 and black knight at f6. White knight at g5. Black pawn at a4 and white pawn at b4. White knight at a3 and white pawn at e3. White pawn at a2, white pawn at c2, white pawn at d2, white bishop at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white queen at d1, white king at f1 and white rook at g1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 9. White to move.