Liangzhou (433) — the same event in Book of Song and Zizhi Tongjian

Book of Song: The Di chieftain Yang Nandang invaded Hanchuan; Zhen Fahu, Governor of Liangzhou, abandoned his city and fled, and Nandang seized…

What each source says

Book of Song (Songshu), Annals · AD 433 · 梁州

The Di chieftain Yang Nandang invaded Hanchuan; Zhen Fahu, Governor of Liangzhou, abandoned his city and fled, and Nandang seized Liangzhou.

冬十一月,氐楊難當寇漢川。
Location: 宋書 卷5 元嘉10年 11月

Zizhi Tongjian (Comprehensive Mirror) · AD 433 · 漢中

King Yang Nandang of the Di raids Liangzhou, breaks Baima and Jiameng, and routs Song forces (November).

舉兵襲梁州,破白馬
Location: 卷122

Where the sources differ

A and B are two of the sources listed above.

On what pointSource ASource BWhat differs (in Korean)
PlaceBook of Song (Songshu), AnnalsZizhi Tongjian (Comprehensive Mirror)a는 한천 침입, b는 양주 습격·백마·가맹 격파

Place: 南鄭 · 漢中

Show on the map — open Book of Song (Songshu), Annals