YOU SAID:

the tall black boy was incredibly angry because his loser father had left

INTO JAPANESE

背の高い黒人の少年は、敗者の父親が去ったために非常に怒っていました

BACK INTO ENGLISH

The tall black boy was very angry because the loser's father left

INTO JAPANESE

背の高い黒人の少年は、敗者の父親が去ったために非常に怒っていました

BACK INTO ENGLISH

The tall black boy was very angry because the loser's father left