YOU SAID:

My friend's friend just lost his friend's cousin's dad to the flu.

INTO JAPANESE

私の友人の友人はちょうどインフルエンザに彼の友人のいとこのお父さんを失った。

BACK INTO ENGLISH

A friend of mine just lost his friend's cousin's dad to the flu.

INTO JAPANESE

私の友人はちょうど彼の友人のいとこのお父さんをインフルエンザで亡くしました。

BACK INTO ENGLISH

A friend of mine just lost his friend's cousin's dad to the flu.