[Event "Idaho Open"] [Site "Boise, ID"] [Date "1979.04.22"] [Round "5"] [White "Lambson, Val"] [Black "Tadlock, Noah W"] [Result "1-0"] [WhiteElo "1834"] [BlackElo "1575"] [ECO "D21"] [Opening "QGA: 3.Nf3 e6 4.Qa4+"] 1. d4 d5 2. c4 dxc4 3. Nf3 e6 4. Qa4+ Bd7 5. Qxc4 Nf6 6. g3 c6 7. Bg2 Be7 8. O-O O-O 9. Nc3 Na6 10. Bg5 Nc7 11. e4 h6 12. Bf4 b5 $2 {Weakening the Q-side & dubious.} 13. Qd3 b4 14. Na4 c5 15. Bxc7 Qxc7 16. Nxc5 Bxc5 17. Rfc1 Qc6 18. dxc5 Qxe4 $4 {Black should have been content with the loss of a pawn.} 19. Qxe4 Nxe4 20. Ne5 {The B is en prise and the N is both en prise and pinned.} {#r} 1-0