役割は

the role is

→ 役割
phrase Rare #29,013
the role is 役割 means “role” or “function,” and は marks it as the topic. The phrase is often followed by 何ですか or another description, as in “What is the role?”
JA: この道具の役割は何ですか。
EN: What is the role of this tool?

僕の役割はニュース映像を研究してデニス野心満たしてやればよかった

All I had to do was study news footage and fulfill Dennis’s ambition.

— グッバイ、レーニン! (2003)

子供の役割は

What is the child's role?

— バジュランギおじさんと、小さな迷子 (2015)

君の役割はちがう

Your role is different.

— 8 1/2 (1963)

夫の役割はそれだけなのか

Is that all a husband is supposed to do?

— 道 (1954)