Complex sentence: Sami became pregnant and gave birth to twins; her daughter's father was Lucas, and son's paternity belonged to E.J. E.J. had asked Sami for sex to save Lucas' life, while he was trapped and nearly died.
Split into simpler sentences: Sami became pregnant and gave birth to twins; her daughter's father is Lucas, and son's paternity belonged to EJ. EJ had asked Sami for sex to save Lucas' life, while he was trapped and nearly died.