About: http://webisa.webdatacommons.org/130434459

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	With staysails it is possible to sail close-hauled to the wind, i.e. on a tack up to 30 degrees to the wind.
http://www.w3.org/ns/prov#wasQuotedFrom	narrowboatsale.com