context: An elderly women is sitting in a chair on one side of a room with a group of musicians, including a cellist and guitar player, and on the other side of the room, a group of people are sitting on chairs.
hypothesis: We believe that she is over 80 years old.
valid_hypothesis: It is unlikely that she is over 80 years old.
invalid_hypothesis: We believe that she is over 80 years old.
hypothesis_assertion: She is over 80 years old.