Rubuta ci gaba don wannan sakin layi - Güyük ya aika Amuqan zuwa Koriya kuma 'yan Mongol sun yi zango a kusa da Yiom-ju a watan Yulin 1247. Bayan da sarki Gojong na Goryeo ya ƙi ya motsa babban birninsa daga Ganghwa Island zuwa Songdo, sojojin Amuqan sun yi fashi a yankin Koriya
har zuwa shekara ta 1250.