DAWG tests: expr-ops/manifest.ttl

Hello,


Why does expr-ops/manifest.ttl use
> :unplus-1 a mf:QueryEvaluationTest ;
instead of
> :unplus-1 rdf:type mf:QueryEvaluationTest ;
like all other test manifests do?

-- 
Regards/Mit freundlichen Grüßen
Christian Weiske