YOU SAID:
What has been the longest chain until now?
INTO JAPANESE
これまでで最も長いチェーンは何でしたか?
BACK INTO ENGLISH
What was the longest chain ever?
INTO JAPANESE
これまでで最長のチェーンは何でしたか?
BACK INTO ENGLISH
What was the longest chain ever?
That didn't even make that much sense in English.