Black's replies here4…h64…f64…g4
Black's replies here5…hxg55…d65…Nc65…Bg75…h55…Be75…d55…f6
Black's replies here6…hxg56…Bg46…Bg76…h5
Black's replies here6…hxg56…Bg76…d66…d5
Black's replies here6…Rxh66…Nxh66…Bxh6
Black's replies here6…d66…d5
No fork here: one prepared move