Complex sentence: The 2003 Crufts champion-a Pekingese-had to sit on an ice pack to have its photo taken, and it was explained by the programme that the breed tends to overheat due to its inability to breathe properly, as a result of its flattened face.
Split into simpler sentences: The 2003 Crufts champion-a Pekingese-had to sit on an ice pack to have its photo taken. It was explained by the programme that the breed tends to overheat due to its inability to breathe properly, as a result of its flattened face.