context: There is a better than even chance that John left the apple. There is almost no chance that Mary is in the park. It is improbable that Greg is a rhino.
hypothesis: There is almost no chance that john left the apple, and Mary is in the park.
valid_hypothesis: There is almost no chance that john left the apple, and Mary is in the park.
invalid_hypothesis: It is highly likely that john left the apple, and Mary is in the park.
hypothesis_assertion: John left the apple, and Mary is in the park.