Complex sentence: In 1911, work commenced on a new building for the school in Reid Avenue, in November 1911 during construction of this building it was hit by an aircraft that was trying the establish the record for the first flight over Ceylon in November 1911.
Split into simpler sentences: In 1911, work commenced on a new building for the school on Reid Avenue. On November 1911 during construction of this building it was hit by an aircraft that was trying the establish the record for the first flight over Ceylon in November 1911.