sentence: Lindsey likes to barbecue their meat using charcoal but Maria prefers gas. 
complete: Lindsey went to Lowes to buy more charcoal for their cook out.

sentence: James tried taking an aspirin and an ibuprofen for his headaches but only the aspirin worked because the 
complete: aspirin is strong.

sentence: Logan is able to eat shrimp, while Michael has to abstain. 
complete:
Michael  has lots of allergies to all food.