YOU SAID:

When I was yellow I saw a purple butterfly

INTO JAPANESE

私が黄色だったとき、私は紫色の蝶を見ました

BACK INTO ENGLISH

When I was yellow, I saw a purple butterfly

INTO JAPANESE

私が黄色だったとき、私は紫の蝶を見ました

BACK INTO ENGLISH

When I was yellow, I saw a purple butterfly