Property:Subject

This property is a has type::string that identifies the subject of an entry.

Allowed values: allows value::Architecture, allows value::Biology, allows value::Business, allows value::Chemistry, allows value::Computer Science, allows value::Earth Science, allows value::Economics, allows value::Engineering, allows value::Environment, allows value::ESL, allows value::Health, allows value::History, allows value::Law, allows value::Mathematics, allows value::Music, allows value::Psychology, allows value::Philosophy, allows value::Physics, allows value::Politics, allows value::Religion, allows value::Society and Social Sciences, allows value::Sociology, allows value::Other

This should eventually replace the Category system currently in use.