What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_10, if x_10 reads a book, then x_10 is not writing a letter. For all x_10, x_10 is not bored. There is at least one x_10 for which if x_10 were a lawyer, then x_10 is an electrician. For all x_10, x_10 is an electrician if and only if x_10 will read a book. For all x_10, x_10 is bored or x_10 will write a letter.
For all x_10, x_10 will write a letter. For all x_10, if x_10 were an electrician, then x_10 is reading a book. For all x_10, if x_10 reads a book, then x_10 is an electrician.