Assertion: keyboard | /r/HasAspect | switch
Facets:
value: at each intersection
type: LOCATION
value: under the keys
type: LOCATION
Source sentences:
text: A mechanical keyboard is different from other keyboards because they have switches under the keys.
text: Almost all keyboards have only the switch at each intersection, which causes "ghost keys" and "key jamming" when multiple keys are pressed (rollover).