Assertion: tank's gun | /r/CapableOf | depress to elevate to 20 degrees
Facets:
value: to 20 degrees
type: OTHER
Source sentences:
text: The main gun was coupled with a 380-millimeter (15 in) recoil brake, which had a maximum extension of 400 millimeters (16 in), and could depress to −8 degrees or elevate to 20 degrees.