What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? There is at least one x_5 for which x_5 is curious or x_5 is a poet. For all x_5, x_5 is not fast. For all x_5, if x_5 were fast, then x_5 is curious. For all x_5, if x_5 were curious, then x_5 is fast.
For all x_5, x_5 is not curious. For all x_5, x_5 is fast if and only if x_5 is curious. For all x_5, x_5 is curious if and only if x_5 is fast.