About: http://webisa.webdatacommons.org/257705191

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	Without question, the submarine was the most potent purely naval weapon of the twentieth century, yet the fact that it was usually defeated is an important part of the story described in this book.
http://www.w3.org/ns/prov#wasQuotedFrom	usni.org