Chess Opening Theory/1. e4/1...e5/2. Nf3/2...d6/3. d4/3...Nd7/4. Bc4/4...Be7/5. dxe5/5...dxe5

5...dxe5?
This looks logical, but it loses instantly! But after Nxe5 Nxe5 dxe5 Qh5! g6 Qxe5 White is up a safe pawn.