1. d4 Nc6 2.d5 Nb4 3. e4 Nf6 4. a3 Na6 5.e5 Ne4 6. Bxa6 bxa6. 7.Qd4 f5 8. f3 c5
This is the current situation on the chess board. Two chess programs suggest dxc6. Yet i would like to know how that is possible. any help?