Complex sentence: He then faced off against another first time Australian Open semifinalist, Tomas Berdych, winning the match in four tight sets (including three tiebreakers), and in his first Grand Slam final he played and beat no.1 seed Rafael Nadal in 4 sets.
Split into simpler sentences: He then faced off against another first time Australian Open semifinalist, Tomas Berdych, winning the match in four tight sets (including three tiebreakers). In the ensuing final he played and beat no.1 seed Rafael Nadal in 4 sets.