Assertion: radial tire's cord | /r/HasProperty | reinforced by metal
Facets:
Source sentences:
text: As another conventional technique, there is proposed a pneumatic radial tire in which a reinforcing layer comprising cords which are reinforced by strong cords such as glass, metal, aramid or the like is provided on an outermost layer of a belt made of organic fiber (see U.S. Patent No. 4216813 ).