context: There is almost no chance that Julius is a rhino. It is highly unlikely that Lily is white. There is a very good chance that Winona is a mouse. It is impossible that if Julius is a rhino, or Winona is a mouse, then Greg is green. It is impossible that if either Lily is white, or Julius is a rhino, then Sandra got the apple. It is highly unlikely that if Winona is a mouse, or Lily is white, then John grabbed the milk.
hypothesis: There is almost no chance that either Greg is green, or Julius is a rhino.
valid_hypothesis: There is almost no chance that either Greg is green, or Julius is a rhino.
invalid_hypothesis: It is probably the case that either Greg is green, or Julius is a rhino.
hypothesis_assertion: Either Greg is green, or Julius is a rhino.