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_8 for which if x_8 were an electrician, then x_8 is happy. For all x_8, x_8 will not write a letter or x_8 will play a game. For all x_8, if x_8 plays a game, then x_8 is an electrician. For all x_8, x_8 will make tea if and only if x_8 is happy. For all x_8, x_8 will write a letter or x_8 will make tea.
There is at least one x_8 for which if x_8 plays a game, then x_8 is happy. For all x_8, x_8 will make tea or x_8 will play a game. For all x_8, if x_8 makes tea, then x_8 is happy. For all x_8, if x_8 were happy, then x_8 is making tea.