White'sK5(e5) Knight takes the remaining QBP.
Black castles, bringing his KR towards the open files. A
likely follow-on 13.BxKt..PxB, 14.0-0-0..PxP, 15.Kt-B5..Kt-B3
gives both equal chances.
White Black White Black
1. P-Q4 P-Q4 7. P-B3 B-QKt5
2. P-QB4 P-QB3 8. B-Kt5 P-B4
3. Kt-KB3 Kt-B3 9. PxP Q-Q4!
4. Kt-B3 PxP 10. QxQ PxQ
5. P-QR4 B-B4 11. P-K4 PxP
6. Kt-K5 P-K3 12. KtxP 0-0