{ 

@prefix  rdf:<http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix   : <#> .

    :A rdf:type :mytype1.
    :B rdf:type :mytype1.
    :C rdf:type :mytype1.

    :X1 rdf:type :mytype2.
    :X2 rdf:type :mytype2.

    :A :myrel :X1.
    :B :myrel :X2.
    :C :myrel :X1.

}