Assertion: steam locomotive | /r/HasAspect | motorized pantographs
Facets:
Source sentences:
text: Some steam locomotives have motorized pantographs that go up and down, digital sounds such as a train whistle, and brightly colored Proto-Sound control systems.
text: Some steam locomotives have motorized pantographs that go up and down, digital sounds such as a train whistle, and brightly colored Proto-Sound control systems.