context: A bridesmaid gives a toast with a microphone while two other bridesmaids and a gentleman look on.
hypothesis: It is probably not the case that a bridesmaid is telling a story about the bride's childhood.
valid_hypothesis: It is probably not the case that a bridesmaid is telling a story about the bride's childhood.
invalid_hypothesis: It is certain that a bridesmaid is telling a story about the bride's childhood.
hypothesis_assertion: A bridesmaid is telling a story about the bride's childhood.