Assertion: railroad's locomotive | /r/HasProperty | built by christopher blackett
Facets:
value: for the wylam colliery railway
type: TRANSITIVE-OBJECT
Source sentences:
text: This was followed in 1813 by the locomotive Puffing Billy built by Christopher Blackett and William Hedley for the Wylam Colliery Railway, the first successful locomotive running by adhesion only.