YOU SAID:

diego was here at the party

INTO JAPANESE

ディエゴがパーティーにいたここで

BACK INTO ENGLISH

Diego had a party here

INTO JAPANESE

ディエゴはここでパーティーをしました。

BACK INTO ENGLISH

Diego had a party here.

INTO JAPANESE

ディエゴはここでパーティーをしました。

BACK INTO ENGLISH

Diego had a party here.