context: There is almost no chance that Bernhard is a lion. It is probably the case that Daniel is in the office. It is highly likely that Greg is a swan. We doubt that if Bernhard is a lion, or Greg is a swan, then Mary grabbed the milk. It is highly unlikely that if Daniel is in the office, and Bernhard is a lion, then Emily is a sheep. It is improbable that if Daniel is in the office, or Bernhard is a lion, then Fred moved to the office.
hypothesis: We doubt that greg is a swan, and Mary grabbed the milk.
valid_hypothesis: We doubt that greg is a swan, and Mary grabbed the milk.
invalid_hypothesis: We believe that greg is a swan, and Mary grabbed the milk.
hypothesis_assertion: Greg is a swan, and Mary grabbed the milk.