Complex sentence: He was selected as captain for Euro 2004 which was played on home soil, starting the first game but eventually being relegated to the bench by Ricardo Carvalho, as Portugal lost in the decisive match against Greece.
Split into simpler sentences: He was selected as captain for Euro 2004 which was played on home soil. He started the first game, but was eventually relegated to the bench by Ricardo Carvalho, as Portugal lost in the decisive match against Greece.