Complex sentence: They are 15 and 16 years old and are expected to feature in professional tennis within the next 2 years there is another pair of rising sports stars in jammie warriner and rory kent going for the gold medal 2012 in tiddlywinks.
Split into simpler sentences: They are 15 and 16 years old and are expected to feature in professional tennis within the next 2 years. There is another pair of rising sports stars in jammie warriner and rory kent going for the gold medal 2012 in tiddlywinks.