YOU SAID:

At first I saw and old man, but he was hidden behind the young mans head

INTO JAPANESE

最初は老人と見たが、彼は若者の頭の後ろに隠れていた

BACK INTO ENGLISH

At first he saw an old man, but he was hiding behind the young man's head

INTO JAPANESE

最初、彼は老人を見たが、彼は若者の頭の後ろに隠れていた

BACK INTO ENGLISH

At first he saw an old man, but he was hiding behind the young man's head