Original sentence: By the close of the January transfer window Celtic were 19 points ahead of second-placed Rangers.In 2006-07 Celtic continued their domination of the Scottish Premier League.On 26 May 2007 Celtic again won the Scottish Cup, for a 34th time, beating Dunfermline 1-0.Shunsuke Nakamura ensured the victory with a freekick from 25 yards in the final minute, leaving Celtic 13 points clear of Rangers with four matches remaining.That season also saw Strachan guide Celtic into last 16 of the UEFA Champions League for the first time.The title was clinched before the league was split (for the first time ever) with a 1-0 home victory over second-placed Heart of Midlothian.They completed their quest for back to back titles on 22 April, 2007 with a 2-1 win against Kilmarnock F.They lost 0-1 on aggregate to the eventual winners of the cup A
Edited sentence: As of March 2007 they were in the semi-finals of the Scottish Cup.Celtic completed their quest for back to back titles on the 22nd April 2007 in a 2-1 win against Kilmarnock F.In 2006-07, as of the close of the January transfer window Celtic were 19 points ahead of second-placed Rangers.Shunsuke Nakamura being the hero with a sweetly struck freekick from 25 yards in the final minute.The title was clinched before the league was split (for the first time ever) with a 1-0 home victory over second-placed Heart of Midlothian, John Hartson scoring the winner.They reached the last 16 of the UEFA Champions League, where they lost 0-1 on aggregate to the eventual winners of the cup AC Milan