Complex sentence: They make efforts to differentiate themselves from the far larger National Rifle Association (NRA), and have publicly criticized the NRA on multiple occasions for what the GOA considers to be the selling out of the gun rights movement.
Split into simpler sentences: They make efforts to differentiate themselves from the far larger National Rifle Association. They have publicly criticized the NRA on multiple occasions for what the GOA considers to be the selling out of the gun rights movement.