Complex sentence: In the epilogue, the marine is teleported by Dr. Meyers back to Mars, the reinforcements from Earth arrive to search for another marine who is still missing, eventually they find him in the Delta Labs complex.
Split into simpler sentences: In the epilogue, the marine is teleported by Dr. Meyers back to Mars. The reinforcements from Earth arrive to search for another marine who is still missing; eventually, they find him in the Delta Labs complex.