Assertion: siding's rail | /r/HasProperty | fastened to the tie
Facets:
value: by a railroad spike
type: CAUSE
Source sentences:
text: Rails in the US may be fastened to the tie by a railroad spike; iron/steel baseplates screwed to the tie and secured to the rail by a proprietary fastening system such as a Vossloh or Pandrol which are commonly used in Europe.