Assertion: expression | /r/HasProperty | useful
Facets:
value: clearly
type: MANNER
value: very
type: DEGREE
Source sentences:
text: So, these last two expressions are kinda edge-cases, but certainly are things that you could well come across, as they are clearly very useful.
text: Expressions use the JavaScript language and syntax (an industry-standard language commonly used for web development, and for which there are many helpful books).