Assertion: jellyfish's bell | /r/HasProperty | about one millimeter
Facets:
Source sentences:
text: Other very small jellyfish, which have bells about one millimeter, are the hydromedusae of many species that have just been released from their parent polyps; some of these live only a few minutes before shedding their gametes in the plankton and then dying, while others will grow in the plankton for weeks or months.