YOU SAID:
Yellow in is a major pain
INTO JAPANESE
黄色は大きな痛みです
BACK INTO ENGLISH
Yellow is big pain
INTO JAPANESE
黄色は大きな痛み
BACK INTO ENGLISH
Yellow means great pain
INTO JAPANESE
黄色は大きな痛みを意味する
BACK INTO ENGLISH
Yellow means great pain
That didn't even make that much sense in English.