Complex sentence: On May 26,1940, three British Gloster Gladiators of No.263 Squadron RAF arrived at Bodø, one of which bogged down in the mud and had to be abandoned.
Split into simpler sentences: On May 26,1940, three British Gloster Gladiators of No.263 Squadron RAF arrived at Bodø. One of them bogged down in the mud and had to be abandoned.