 Ramba uchinyora ndima iyi - Goguryeo aiwanzorwisana nemhuri yeGongsun pasinei nokubatana kwokutanga. Muna 197, kusawirirana pakati pevaGongsun neGoguryeo kwakatanga apo Balgi, mukoma mukuru waMambo Sansang weGoguryeo, akaronga kupandukira ndokuwana rutsigiro rwaGongsun Du. Munununa waSansang muduku Gyesu akadzorera kurwisa, achikunda Gongsun Du, uye Balgi akazviuraya. Gongsun Kang akashandisa mukana wokurwisana kwaiitika muGoguryeo ndokutangazve kurwisa muna 209, achikunda Goguryeo uye achiimanikidza kutamisa guta rayo guru. Mukukunda Yan kwaSima YiGore rakatevera, Goguryeo akatumira zviuru zvemauto kuti abatsire Sima Yi. 