context: It is likely that Jason is hungry. There is almost no chance that Lily is a frog. We doubt that Bernhard is a rhino. It is impossible that if Jason is hungry, and Bernhard is a rhino, then John moved to the office. It is impossible that if Bernhard is a rhino, and Jason is hungry, then Emily is a sheep. There is a better than even chance that if Lily is a frog, and Jason is hungry, then Greg is a lion.
hypothesis: It is impossible that greg is a lion, and Lily is a frog.
valid_hypothesis: It is impossible that greg is a lion, and Lily is a frog.
invalid_hypothesis: It is likely that greg is a lion, and Lily is a frog.
hypothesis_assertion: Greg is a lion, and Lily is a frog.