What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? Patricia is an electrician or James is writing a letter. John is a sailor. James is not writing a letter. Patricia is not an electrician or it is windy.
John is a sailor and James is not writing a letter. James is not writing a letter and John is a sailor. James is writing a letter or it is windy.