About: http://webisa.webdatacommons.org/262355578

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	When left floating, the fronds may extend up to 50 cm (20 inches) across, and will block light from entering the aquarium; this is particularly useful to provide a darker environment such as for spawning fish.
http://www.w3.org/ns/prov#wasQuotedFrom	tropicalfishkeeping.com