<http://webisa.webdatacommons.org/prov/85808266>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/259787899> .
<http://webisa.webdatacommons.org/259787899>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/259787899>	<http://www.w3.org/ns/prov#value>	"Pilots keep in mind that downdrafts can greatly exceed the climb rate of most airplanes and an escape route is always planned when crossing passes." .
<http://webisa.webdatacommons.org/259787899>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<aopa.org> .