Complex sentence: They beat Crewe Alexandra on penalties at Wembley Stadium in the play-off final in the 1992--93 season, winning promotion into the newly-renamed Second Division; now called this upon the formation of the Premier League.
Split into simpler sentences: They beat Crewe Alexandra on penalties at Wembley Stadium in the play-off final in the 1992--93 season. This meant promotion into the Second Division, now called this upon the formation of the Premier League.