Task: Description Logic Reasoning (ontology: Sciences/Conference)

Given the following Description Logic expression, determine whether it is satisfiable with respect to the local ontology module. Answer only true or false.

Expression:
∃has_a_track-workshop-tutorial_topic.(Topic) ⊓ ∀has_a_track-workshop-tutorial_topic.(¬(Topic))

True. true
False. false

Answer: false