  skilled metal workers for specialized metal and/or other material assembly and construction;   other skilled workers such as boilermakers, electricians, pipe fitters, painters, and truck drivers; and
There are workers who are skilled with metal working.
The metal workers only do the construction.
The tunnels were lit well, and they clearly knew which direction to move to.
No one waved either of their hands.
An Native American is pulling out bits of grass.
A group is watching boats from the shore.
Each player has a two-card hand and a five-card hand.
A man is relaxing on an empty beach.