What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? James is a police officer if and only if Jennifer is sad. Michael is not a nurse or Jessica is taking a plane. Patricia is not curious or James is a police officer. Patricia is curious or Michael is a nurse. If Jessica takes a plane, then Jennifer is sad.
Michael is a nurse or James is a police officer. If James were a police officer, then Jennifer is sad. If Jennifer were sad, then James is a police officer.