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  • Rule: ActivityStreamsMapasEquivalentb3sb3sifpdbprdf-labelfacetshttp://dbpedia.org/resource/inference/rules/dbpedia#http://dbpedia.org/resource/inference/rules/opencyc#http://dbpedia.org/resource/inference/rules/umbel#http://dbpedia.org/resource/inference/rules/yago#http://dbpedia.org/schema/property_rules#http://www.ontologyportal.org/inference/rules/SUMO#http://www.ontologyportal.org/inference/rules/WordNet#http://www.w3.org/2002/07/owl#ldpoplwebskos-transurn:det:rdf:labelvirtrdf-labelvirtrdf-urlNone
    
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About: A-1 (code)     Goto   Sponge   NotDistinct   Permalink

An Entity of Type : yago:Message106253690, within Data Space : dbpedia.demo.openlinksw.com associated with source document(s)

Type: placeyago:WikicatClassicalCiphersyago:Abstraction100002137yago:Cipher106254239yago:Communication100033020yago:Message106253690 New Facet based on Instances of this Class

A-1 was the designation for a code used by the United States Navy during World War I that replaced the , and another system designed for radio communication. The cryptographic system was developed by Lt. W.W. Smith in the by randomly associating key words with 5 letter patterns.