YOU SAID:

I went to a party and my friend marty fell down the stairs

INTO JAPANESE

私はパーティーに行き、私の友人の殉教者は階段から落ちた

BACK INTO ENGLISH

I went to the party and my friend's martyr fell down the stairs

INTO JAPANESE

私はパーティーに行き、私の友人の殉教者は階段から落ちた

BACK INTO ENGLISH

I went to the party and my friend's martyr fell down the stairs