<http://webisa.webdatacommons.org/167257443>	<http://www.w3.org/ns/prov#value>	"Regarding progress in rocketry, one should expect very high failure rates when a technology such as a rocket is being developed." .
<http://webisa.webdatacommons.org/167257443>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<math-blog.com> .
<http://webisa.webdatacommons.org/167257443>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/19678944>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/167257443> .