学生たちが

the students

→ 学生
phrase Rare #32,617
the students 学生たち means “the students” or “students,” with たち marking a group or plural. が marks the phrase as the subject of the sentence.
JA: 学生たちが図書館で勉強しています。
EN: The students are studying in the library.

学生たちが戻って来ました

The students have returned.

私は留学した学生たちがうらやましかった

I was envious of the students who had studied abroad.

学生たちが公害反対運動先頭立った

The students led the campaign against pollution.

環境団体学生たちが大規模なデモを行う予定です

Environmental groups and students are planning to hold a large-scale demonstration.

— グエムル -漢江の怪物- (2006)