YOU SAID:
how did he know about the dog
INTO JAPANESE
彼はどうやってその犬のことを知ったのですか
BACK INTO ENGLISH
how did he know about the dog
INTO JAPANESE
彼はどうやってその犬のことを知ったのですか
BACK INTO ENGLISH
how did he know about the dog
That didn't even make that much sense in English.