Complex sentence: Once on "Enterprise", he tells reveals that he is aware of the "Enterprise" current warp-core damage and gives the coordinates of the Vengeance location and tells Kirk to look inside a torpedo if he wants to know the reasons for his attacks.
Split into simpler sentences: Once on "Enterprise", he reveals that he is aware of the current warp-core damage of the "Enterprise" and gives the coordinates of the location of the "Vengeance". He tells Kirk to look inside a torpedo if he wants to know the reasons for his attacks.