a worker is trying to move a large tree limb into the tree shredder wearing an orange hard hat and a orange shirt .
It is impossible that a man tries to move a 100 pound tree limb by himself .
It is impossible that a man tries to move a 100 pound tree limb by himself .
It is probably the case that a man tries to move a 100 pound tree limb by himself .
A man tries to move a 100 pound tree limb by himself .