It is likely that Greg is a rhino. There is a better than even chance that Jessica is a sheep. It is certain that Lily is a lion. There is a better than even chance that if 'Lily is a lion' or 'Jessica is a sheep' or both then John left the milk. There is little chance that if 'Jessica is a sheep and Greg is a rhino' then Julius is gray. It is improbable that if either 'Lily is a lion' or 'Jessica is a sheep' but not both then Bernhard is yellow.
It is highly likely that 'John left the milk' or 'Greg is a rhino' or both.
It is highly likely that 'John left the milk' or 'Greg is a rhino' or both.
It is improbable that 'John left the milk' or 'Greg is a rhino' or both.

  and(A,B) :- A,B.
  or(A,B) :- A;B.
  nand(A,B) :- not(and(A,B)).
  nor(A,B) :- not(or(A,B)).
  xor(A,B) :- or(A,B), nand(A,B).

  %hop0
  0.7::factA.
  0.6::factB.
  1.0::factC.
  %hop1
  0.6::factX:-or(factC,factB).
  0.1::factY:-and(factB,factA).
  0.1::factZ:-xor(factC,factB).

  %hop2
  conclusion:-or(factX,factA).

  query(conclusion).
  
'John left the milk' or 'Greg is a rhino' or both.