Complex sentence: Kirk goes to deflector control to alter the deflector dish, allowing "Enterprise" to escape, but the trailing end of the ribbon makes contact with the ship's hull, exposing the section Kirk is in to the vacuum of space.
Split into simpler sentences: Kirk goes to deflector control to alter the deflector dish, allowing "Enterprise" to escape. The trailing end of the ribbon makes contact with the ship's hull, exposing the section Kirk is in to the vacuum of space.