An Alternative or Alt (a resource having type rdf:Alt) represents a group of resources or literals that are alternatives (typically for a single value of a property).
EXAMPLE: An Alt might be used to describe alternative language translations for the title of a book, or to describe a list of alternative Internet sites at which a resource might be found. An application using a property whose value is an Alt container should be aware that it can choose any one of the members of the group as appropriate.
<rdfs:comment>The class of containers of alternatives.</rdfs:comment>
To describe a resource as being an Alternative, the resource
is given an
rdf:type property whose value is rdf:Alt.
The rdf:Alt class is the class of RDF 'Alternative' containers.
It is a subclass of
rdfs:Container. Whilst formally it is no
different from an
rdf:Seq or an
rdf:Bag, the rdf:Alt class is used
conventionally to indicate to a human reader that typical processing will be to
select one of the members of the container. The first member of the container,
i.e. the value of the
rdf:_1 property, is the