Assertion: tuning fork's vibration | /r/HasProperty | played with a piano string
Facets:
value: together
type: MANNER
Source sentences:
text: For example, if a piano string tuned to 440 Hz (vibrations per second) is played together with a piano string tuned to 442 Hz, the resulting tone beats at a frequency of 2 Hz, due to the constructive and destructive interference between the two sound waves.