南京 なんきん だい虐殺 ぎゃくさつだったら
nankin daigyakusatsudattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 南京大虐殺

1. If/when the Nanjing Massacre…; If the Nanjing Massacre had happened…

Tara Conditional