This was a well played game by my opponent. He played the Four Pawn Attack variation of the King's Indian. I hadn't played against before, and I commented to him afterwards that the attack has major fangs on it. It seemed like an opening which needed precise play by Black to equalize.
After getting smoked so badly, I reviewed a couple of games this weekend from two of my chess books. Both indicated that indeed, careful play was needed by Black. My seventh move should have been e6.
However, it wasn't. Instead, our game looked like this: