What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? Jessica is fast if and only if it is raining. It is not raining. Elisabeth is playing a game if and only if Jessica is fast.
If Jessica were fast, then it is raining. If Elisabeth plays a game, then Jessica is fast. If it rains, then Jessica is fast. If Jessica were fast, then Elisabeth is playing a game. Jessica is not fast.