YOU SAID:

One used to be able to tell who someone is as soon as they look at them, and this guy...as soon as you look at him, you don't know who he is

INTO JAPANESE

誰かが彼らを見るとすぐに誰が誰であるかを知ることができました。

BACK INTO ENGLISH

As soon as someone saw them, they could know who was who.

INTO JAPANESE

誰かがそれらを見るとすぐに、誰が誰であるかを知ることができました。

BACK INTO ENGLISH

As soon as someone saw them, they knew who was who.

INTO JAPANESE

誰かがそれらを見るとすぐに、誰が誰であるかを知りました。

BACK INTO ENGLISH

As soon as someone saw them, they knew who was who.