/usr/ is in libdataquay-dev 0.9-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/doc/
/usr/share/doc/libdataquay-dev/
/usr/share/doc/libdataquay-dev/copyright
/usr/share/doc/libdataquay-dev/changelog.Debian.gz
/usr/share/doc/libdataquay-dev/changelog.gz
/usr/include/
/usr/include/dataquay/
/usr/include/dataquay/objectmapper/
/usr/include/dataquay/objectmapper/ObjectLoader.h
/usr/include/dataquay/objectmapper/ObjectMapperDefs.h
/usr/include/dataquay/objectmapper/ObjectStorer.h
/usr/include/dataquay/objectmapper/ObjectMapperForwarder.h
/usr/include/dataquay/objectmapper/ContainerBuilder.h
/usr/include/dataquay/objectmapper/ObjectBuilder.h
/usr/include/dataquay/objectmapper/ObjectMapperExceptions.h
/usr/include/dataquay/objectmapper/ObjectMapper.h
/usr/include/dataquay/objectmapper/TypeMapping.h
/usr/include/dataquay/Connection.h
/usr/include/dataquay/Uri.h
/usr/include/dataquay/Node.h
/usr/include/dataquay/Triple.h
/usr/include/dataquay/TransactionalStore.h
/usr/include/dataquay/Transaction.h
/usr/include/dataquay/Store.h
/usr/include/dataquay/PropertyObject.h
/usr/include/dataquay/RDFException.h
/usr/include/dataquay/BasicStore.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/dataquay.pc
/usr/lib/x86_64-linux-gnu/libdataquay.so