context: It is improbable that Jessica is a mouse. There is a very good chance that Greg is a lion. We believe that John dropped the apple.
hypothesis: It is improbable that greg is a lion, or Jessica is a mouse.
valid_hypothesis: There is a very good chance that greg is a lion, or Jessica is a mouse.
invalid_hypothesis: It is improbable that greg is a lion, or Jessica is a mouse.
hypothesis_assertion: Greg is a lion, or Jessica is a mouse.