Assertion: designation's letter | /r/HasProperty | followed by three digits
Facets:
Source sentences:
text: When the letter is followed by three digits, the road is typically a provincial road.
text: The letter is followed by a three-digit number; the first digit indicates the NOAA "class" (i.e., size) of the vessel, which NOAA assigns based on the ship's gross tonnage and horsepower, while the next two digits combine with the first digit to create a unique three-digit identifying number for the ship.