8. h5 is mostly played, aiming to tie up black's kingside pawns. The pawn on h5 is double-edged. It's powerfully positioned in black's territory, but it also requires protection from the knight on g3, making this potentially a bad piece.
For explanation of theory tables see theory table and for notation see algebraic notation.
1.e4 c6 2.d4 d5 3.Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7
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