Task: Description Logic Reasoning (ontology: Business_Finance/Financial_Industry_Business_Ontology)

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

Expression:
∃ratedAtIssue.1.(TrancheRatingAtIssue) ⊓ ∀ratedAtIssue.(¬(TrancheRatingAtIssue)) ⊓ ∃ratedAtIssue.1.(¬(TrancheRatingAtIssue))

True. true
False. false

Answer: false