Complex sentence: In addition to its Oscar, the film also won the International Prize at the 1954 Cannes Film Festival, an award at the Berlin Film Festival and a special achievement award from the Golden Globe Awards.
Split into simpler sentences: In addition to its Oscar, the film also won the International Prize at the 1954 Cannes Film Festival, where it won the International Prize. It also won an award at the Berlin Film Festival and a special achievement award from the Golden Globe Awards.