http://spinrdf.org/spin#body
Property spin:body

rdf:Property

The body of a Function or Template. This points to a Query instance. For Functions, this is limited to either ASK or SELECT type queries. If the body is the ASK function then the return value is xsd:boolean. Otherwise, the SELECT query must have a single return variable. The first binding of this SELECT query will be returned as result of the function call.

body

sp:Command

spin:system property