Complex sentence: Andritsos was a member of the senior men's Greek national basketball team that won the gold medal at EuroBasket 1987, and the silver medal at EuroBasket 1989.
Split into simpler sentences: Andritsos was a member of the senior men's Greek national basketball team. He was also a member of the Greek national team that won the gold medal at EuroBasket 1987, and the silver medal at EuroBasket 1989.