context: It is unlikely that Greg is a lion. There is little chance that Emily is a mouse. We believe that Lily is a frog.
hypothesis: It is probably not the case that greg is a lion, or Emily is a mouse.
valid_hypothesis: It is probably not the case that greg is a lion, or Emily is a mouse.
invalid_hypothesis: It is probably the case that greg is a lion, or Emily is a mouse.
hypothesis_assertion: Greg is a lion, or Emily is a mouse.