List all the primary affiliations of Nan Guo and T. Gao.
What are the primary affiliations of Nan Guo and T. Gao?
SELECT DISTINCT ?answer WHERE { { <https://dblp.org/pid/42/617> <https://dblp.org/rdf/schema#primaryAffiliation> ?answer } UNION { <https://dblp.org/pid/22/6267> <https://dblp.org/rdf/schema#primaryAffiliation> ?answer } }
<https://dblp.org/pid/42/617> <https://dblp.org/pid/22/6267>