Complex sentence: In 1948 the staging moved from Sadler's Wells to Covent Garden, whereupon the full orchestra could be used; unfortunately the original Raverat set designs no longer suited the much larger stage and new set designs were commissioned from John Piper.
Split into simpler sentences: In 1948 the staging moved from Sadler's Wells to Covent Garden, whereupon the full orchestra could be used. The original Raverat set designs no longer suited the much larger stage and new set designs were commissioned from John Piper.