Chess Opening Theory/1. d4/1...d5/2. c4/2...c6/3. Nc3/3...dxc4/4. e3/4...b5/5. Nxb5/5...cxb5/6. Qf3/6...Qc7/7. Qxa8/7...Bb7/8. Qxa7

8.Qxa7
This move captures another pawn and hopes to escape the queen to c5 or a3. However, Black's next move rips ones the center (because he is ahead in development) and takes away these squares.