Complex sentence: The initial impact disintegrated the left wing, while a section of the right wing including its engine separated from the aircraft coming to rest adjacent to the runway, while the main fuselage was engulfed in an explosion caused by fuel igniting as the wing structures separated.
Split into simpler sentences: The initial impact caused the left wing to disintegrate while a section of the right wing, including its engine, separated from the aircraft and came to rest adjacent to the runway. The fuselage was engulfed in an explosion caused by fuel igniting as the wing structures separated.