PREFIX : SELECT DISTINCT ?wellbore_name ?sample_name ?uName ?permeability WHERE { ?w a :Wellbore ; :name ?wellbore_name ; :hasWellboreInterval ?interval . ?c :extractedFrom ?interval ; a :Core . ?interval :overlapsWellboreInterval ?zone . ?zone :hasUnit ?u . ?u :name ?uName FILTER regex(?uName, "BRENT", "i") ?c :hasCoreSample ?s . ?s :hasPermeability ?p ; :name ?sample_name . ?p :valueInStandardUnit ?permeability FILTER ( ?permeability > 1.0 ) }