Complex sentence: The Snow Kids are a group of 8 (later 7) young people aged 15 to 16 and were recruited by their coach Aarch to represent their planet Akillian in Galactik Football Cup.
Split into simpler sentences: The Snow Kids are a group of 8 (later 7) young people aged 15 to 16. They were recruited by Aarch to represent their planet Akillian in the Galactik Football Cup.