Consider the following premises. For all x_8, if x_8 were a mechanic, then x_8 is running. For all x_8, x_8 will take a plane. For all x_8, if x_8 goes running, then x_8 is climbing a mountain. For all x_8, x_8 is a mechanic. Can we infer the following from them? Robert is not taking a plane.
That contradicts the premises. Therefore the answer is no.