What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? James is a lawyer or Jessica is not a taxi driver. James is a lawyer if and only if it is cold. Jessica is not drinking water or it is cold. For all x_16, x_16 will drink water or x_16 is a taxi driver.
If Jessica were a taxi driver, then James is a lawyer. If James were a lawyer, then it is cold. If it is cold, then James is a lawyer.