This HTML5 document contains 4 embedded RDF statements represented using HTML+Microdata notation.

The embedded RDF content will be recognized by any processor of HTML5 Microdata.

PrefixNamespace IRI
n5stackexchange.
isaphttp://webisa.webdatacommons.org/prov/
isahttp://webisa.webdatacommons.org/
rdfhttp://www.w3.org/1999/02/22-rdf-syntax-ns#
provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
Subject Item
isa:222496554
rdf:type
prov:Entity
prov:value
they can not have a digit anywhere in the name, it is not just a restriction on starting with a digit. (It is possible to change the catcode of digit to 11 so they become letters then you can use them in names but you can not use them in lengths and other places.)
prov:wasQuotedFrom
n5:com
Subject Item
isap:116376139
prov:wasDerivedFrom
isa:222496554