YOU SAID:

When was studying in the library Yusuke was there

INTO JAPANESE

図書館で勉強していたとき、ユスケはそこにいた

BACK INTO ENGLISH

Yusuke was there when he was studying in the library.

INTO JAPANESE

図書館で勉強していた時、ユスケはそこにいた。

BACK INTO ENGLISH

Yuske was there when he was studying in the library.

INTO JAPANESE

ユスケは図書館で勉強していたときにそこにいました。

BACK INTO ENGLISH

Yuske was there when he was studying in the library.