Xupeng Wang, Adriana Larrea-Sarmiento, Alejandro Olmedo-Velarde, Maher Al Rwahnih, Wayne Borth, Jon Y. Suzuki, Marisa M. Wall, Michael Melzer and John Hu +
"Has subobject" is a predefined property representing a container construct that allows to accumulate property-value assignments similar to that of a normal wiki page.