This HTML5 document contains 5 embedded RDF statements represented using HTML+Microdata notation.

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PrefixNamespace IRI
isaphttp://webisa.webdatacommons.org/prov/
isahttp://webisa.webdatacommons.org/
rdfhttp://www.w3.org/1999/02/22-rdf-syntax-ns#
n5lateralpuzzles.
provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
Subject Item
isap:54169316
prov:wasDerivedFrom
isa:59453437
Subject Item
isa:59453437
rdf:type
prov:Entity
prov:value
I must be using a different depiction of the alphabet or be too tired, I cannot manage to see a letter other than W and Y that looks exactly the same to the modern counterparts but corresponds to different sounds :-) The Wikipedia alphabet works well enough for this purpose.
prov:wasQuotedFrom
n5:com
Subject Item
isap:53963136
prov:wasDerivedFrom
isa:59453437