411 REFERENCE · Wikibooks
Chess Opening Theory/1. e4/1...e6/2. d4/2...d5/3. Nc3/3...Bb4/4. e5/4...c5/5. a3/5...Bxc3/6. bxc3/6...Ne7/7. Qg4/7...Qc7/8. Qxg7
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Poisoned pawn variation Poisoned pawn variation
8. Qxg7
White calls Black's bluff and takes the g7 pawn.
Black doesn't have anything better than /8...Rg8/. The only alternative 8...Rf8? would be too passive.
Theory table
8. ... Rg8 9. Qxh7 cxd4 10. Ne2 Nbc6 11. f4 Bd7 12. Qd3 dxc3
References
French Defence Winawer_Variation:_3.Nc3_Bb4