Task: Description Logic Reasoning (ontology: Earth_Environment/OBOE)

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

Expression:
=1 hasMember.(Observation) ⊓ =1 hasObservedRelation.(Observation) ⊓ ∃hasMember.(∀hasObservedRelation.(¬(Observation)))

True. true
False. false

Answer: true