An older gentleman working with a machine and shaving down a wooden object
A teenager is fixing a computer .
An older gentleman working with a machine and shaving down a wooden object
A teenager is fixing a computer.
A teenager is not an older gentleman. One cannot be fixing a computer and shaving down a wooden object at the same time.
A teenager is not an older gentleman . One can not be fixing a computer and shaving down a wooden object at the same time .