[ECO code A22]
Bellón Counter-Gambit
White declines (best) by pushing his QPawn out to Q3(d3), defending his QBP and doubling the attack on Black's KP. 5.PxP..P-Q4 is good for Black.
White Black 1. P-QB4 P-K4 2. Kt-QB3 Kt-KB3 3. Kt-B3 P-K5 4. Kt-KKt5 P-Kt4!? 5. P-Q3!
Example ends: Undo or Jump or Clear