Assertion: beep | /r/HasProperty | long
Facets:
Source sentences:
text: Pay close attention to the number of beeps, if the beeps are long or short (or all the same length), and if the beeping repeats or not.
text: Listen to the beeping sound and write down the number of beeps before each pause, if the beeps are long or short, or if the beeps high or low in tone.