noun
Tokyo subway sarin attack
Refers specifically to the sarin gas attack on the Tokyo subway on March 20, 1995, carried out by the Aum Shinrikyo cult. Used as a proper noun for this historical event.
地下鉄サリン事件は1995年3月20日に発生した。
The Tokyo subway sarin attack occurred on March 20, 1995.
地下鉄サリン事件の被害者は今も後遺症に苦しんでいる。
Victims of the Tokyo subway sarin attack still suffer from aftereffects.
Compound of 地下鉄 (subway), サリン (sarin), and 事件 (incident). The name directly describes the event.