コロンバイン高校 こうこう銃 じゅう乱射 らんしゃ事件 じけん

korombainkōkōjū ranshajiken

1. Not the Columbine High School massacre.

1. Was the Columbine High School massacre.

1. Columbine High School shooting

1. Columbine High School shooting ; Columbine-related

1. Not the Columbine High School massacre.

1. It's not the Columbine High School massacre.

1. It was the Columbine High School massacre.

1. Columbine High School massacre.

1. It is not the Columbine High School massacre.

1. Wasn't the Columbine High School shooting.

1. Probably the Columbine High School shooting.

1. It was not the Columbine High School shooting.

1. It wasn't the Columbine High School shooting.

1. Probably the Columbine High School massacre.

1. Was not the Columbine High School massacre.

1. If the Columbine High School massacre…; Had the Columbine High School massacre happened…

1. If the Columbine High School massacre happened.; If there had been the Columbine High School massacre.

1. If the Columbine High School massacre…; In the event of the Columbine High School massacre…