Assertion: tank's commander | /r/HasProperty | loader
Facets:
Source sentences:
text: There were also concerns about the propulsion, overheating, the commander being both gunner and loader of the two machine guns, and communication going through old-fashion vocal tubes.
text: The crew consisted of a commander (who was also the gunner), two loaders (necessary due to the heavy weight of the 15 cm rounds), and the driver.