@prefix : <tag:infomesh.net,2001-08-07:> .
@prefix rdfs: <http://www.w3.org/2001/01/rdf-schema#> .
:Result rdfs:subClassOf rdfs:Resource .

{ 
?x = <#Sally> .
} a :Result .

{ 
?x = <#Sue> .
} a :Result .

{ 
?x = <#Bob> .
} a :Result .

<#John> <#sibling> <#Sally>  .
<#John> <#sibling> <#Sue>  .
<#John> <#sibling> <#Bob>  .