Assertion: train's number | /r/HasProperty | equal
Facets:
Source sentences:
text: The number of teeth on a gear is proportional to the radius of its pitch circle, which means the ratios of the gears' angular velocities, radii, and number of teeth are equal.
text: The number of days you need the pass is the equivalent of how long your entire trip will be, not how many days you will be on the train.