YOU SAID:

if when the man is a police officer but hes in prison

INTO JAPANESE

男が警察官であるが刑務所にいる場合

BACK INTO ENGLISH

If the man is a police officer, but he's in prison,

INTO JAPANESE

男が警察官だが刑務所にいるなら

BACK INTO ENGLISH

If the man's a cop, but he's in jail,

INTO JAPANESE

男が警官だが刑務所にいるなら

BACK INTO ENGLISH

If the man's a cop, but he's in jail,