YOU SAID:

i saw a man cross the road riding a zebra

INTO JAPANESE

私は男がゼブラに乗って道を渡るのを見た

BACK INTO ENGLISH

I saw a man ride the Zebra crossing the street

INTO JAPANESE

街を横切るシマウマに男が乗るのを見た

BACK INTO ENGLISH

I saw a man ride in a zebra crossing the city

INTO JAPANESE

都市を横切るシマウマで男が乗るのを見た

BACK INTO ENGLISH

I saw a man ride in a zebra crossing the city