Complex sentence: During that sixteenth stage, Maes had punctured, and had been helped by two Belgian cyclists, Gustaaf Deloor and Adolf Braeckeveldt, who rode as individuals and were not part of the Belgian team.
Split into simpler sentences: During that sixteenth stage, Maes had punctured, and had been helped by two Belgian cyclists, Gustaaf Deloor and Adolf Braeckeveldt. However, these Belgian cyclists rode as "individuals", and were not part of the Belgian team.