What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_7, x_7 will not make tea. For all x_7, x_7 will drink water if and only if x_7 is a lawyer. There is at least one x_7 for which x_7 is a lawyer or x_7 will write a letter. For all x_7, x_7 will make tea if and only if x_7 will drink water.
For all x_7, if x_7 drinks water, then x_7 is a lawyer. For all x_7, if x_7 makes tea, then x_7 is drinking water. For all x_7, if x_7 were a lawyer, then x_7 is drinking water. For all x_7, if x_7 drinks water, then x_7 is making tea. For all x_7, x_7 will not drink water.