context: It is likely that Yann is tired. We doubt that Winona is a mouse. We doubt that Greg is a rhino. We believe that if Yann is tired, or Greg is a rhino, then Mary went to the garden. It is impossible that if Greg is a rhino, or Winona is a mouse, then Brian is a frog. It is unlikely that if Winona is a mouse, and Greg is a rhino, then Sandra left the football.
hypothesis: It is probably the case that brian is a frog, or Yann is tired.
valid_hypothesis: It is probably the case that brian is a frog, or Yann is tired.
invalid_hypothesis: It is highly unlikely that brian is a frog, or Yann is tired.
hypothesis_assertion: Brian is a frog, or Yann is tired.