Assertion: switchblade's blade | /r/CapableOf | open with a push button
Facets:
value: in the event
type: TEMPORAL
value: automatically
type: MANNER
Source sentences:
text: A development of the WW2-era M2 Parachutist Snap Blade knife, the MC-1 featured twin blades, The main blade was a blunt line-cutting blade with a protected sharpened inside edge for severing parachute lines, while the secondary blade opened automatically with a push button in the event the crew member could use only one hand.