Screen Horses vs Left River Cannon
The classic, rock-solid reply to Central Cannon. Black develops both horses close to the palace, forming a "screen" that defends the centre and prepares flank counterattacks.
Left River Cannon: Black's Reply
Black plays 炮8进4 to pin Red's chariot on file 2.
Strategic Context
Screen Horses trades early aggression for long-term structure. It is flexible: Black can later choose Counter-Cannon, Left River Cannon, or a slow build-up. The most theoretically deep system in Xiangqi.