Không rõ —
Joy in Chess (Dang Fei Annotations, 11 Games) #2
Hong Zhi Chess Path · Central cannon + 7th-file horse vs screen horses — red central pawn vs black twin river cannons
Hong Zhi Chess Path · Central cannon + 7th-file horse vs screen horses — red central pawn vs black twin river cannons
Master Commentary · Central cannon + 7th-file horse vs screen horses — red central pawn vs black twin river cannons
Joy in Chess (Dang Fei Annotations, 11 Games) · Central cannon + 7th-file horse vs screen horses — red central pawn vs black twin river cannons