ASK WHERE { <http://dbpedia.org/resource/Columbia_University> <http://dbpedia.org/ontology/chairman> <http://dbpedia.org/resource/William_Campbell_(business_executive)> }
Is the Columbia University chaired by William Campbell?
ASK WHERE { resource:Columbia_University property:chairman resource:William_Campbell_(business_executive) }
Yes
[Yes], William Campbell (business executive) is the chairman of Columbia University.
[Yes] William Campbell (CEO) is the chairman of Columbia University.
[Yes], William Campbell (business executive) is  the chairman of the organisation.
[Yes], William Campbell (chief executive) is the chairman of the organisation.