Complex sentence: Back in the Animus, Aguilar and Maria are scheduled for execution, but manage to escape, leading to a rooftop chase in which Aguilar performs a Leap of Faith, causing the Animus to malfunction.
Split into simpler sentences: Back in the Animus, Aguilar and Maria are scheduled for execution, but Aguilar manages to free himself and Maria, leading to a rooftop chase in which they perform a Leap of Faith, and manage to escape. Aguilar then escapes, performing another Leap of Faith, causing the Animus to malfunction.