Complex sentence: After the destruction of the Twelve Colonies, two of the "Galactica"' s Vipers are discovered while on patrol by the "Pegasus", the two Battlestars meet and take part in a fierce battle against the Cylons.
Split into simpler sentences: After the destruction of the Twelve Colonies, two of the "Galactica"' s Vipers were discovered while on patrol by the "Pegasus". The two Battlestars meet and take part in a fierce battle against the Cylons.