About: http://webisa.webdatacommons.org/297697708

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	Thus, there is a problem that it takes much labor for installation so that the cost is increased.SUMMARY OF THE INVENTIONThe invention was developed in consideration of such problems in the related art.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com