About: http://webisa.webdatacommons.org/357453367

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	However, I am guessing they will include some sort of oxygenating plants which would apply to any country.A pump and perhaps a pond filter (in cases of large ponds with fish) helps keep the water clear.
http://www.w3.org/ns/prov#wasQuotedFrom	shirlsgardenwatch.co.uk