anchor: Eva's mechanic friend inspected the car and found several large sticks lodged underneath the car to prevent it from rattling.
positive: Eva's friend, a mechanic, inspected the car, finding several large sticks stuck underneath the car to stop it from rattling.
negative: Eva couldn't find anyone to solve her rattling problem on her car, and even her friend who worked at their father's mechanic shop couldn't figure out the rattling noise after inspecting the car.