Complex sentence: In 1941, the school reopened its premises at Stratford Place, with a second school continuing to operate in Tring and in 1947, both schools were renamed the Arts Educational Schools (London/Tring Park).
Split into simpler sentences: In 1941, the school reopened its premises at Stratford Place, while the second school continuing to operate in Tring. In 1947, both schools were renamed the Arts Educational Schools (suffixed London or Tring Park).