Bulgarian

Повиках забравящия студент да ми върне книгата.

私は忘れがちな（定冠詞付き目的格男性単数現在形能動分詞に相当する）学生を呼んで本を返してもらった。

I called the forgetful student (corresponding to the definite accusative masculine singular present active participle) to return my book.