context: It is improbable that John moved to the office. We believe that Jeff went to the garden. It is probably the case that Lily is a frog.
hypothesis: It is probably the case that either Jeff went to the garden, or John moved to the office.
valid_hypothesis: It is probably the case that either Jeff went to the garden, or John moved to the office.
invalid_hypothesis: It is impossible that either Jeff went to the garden, or John moved to the office.
hypothesis_assertion: Either Jeff went to the garden, or John moved to the office.