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_16 for which x_16 is not excited. For all x_16, x_16 is excited or x_16 is a scientist. For all x_16, x_16 will play squash. For all x_16, x_16 is happy.
There is at least one x_16 for which x_16 is a scientist. For all x_16, x_16 will play squash and x_16 is happy. For all x_16, x_16 is happy and x_16 will play squash.