延坪 のべつぼ とう砲撃 ほうげき事件 じけんでした
nobetsubotō hōgekijikendeshita

Noun
Desu Copula

The polite past form of 延坪島砲撃事件

1. Yeonpyeong Island shelling incident was. ; ; It was the Yeonpyeong Island shelling incident.

Past/Perfective
Polite