Chances are slight that Brian is a swan. Chances are about even that Bernhard is a frog. There is almost no chance that John discarded the apple. There is little chance that if John discarded the apple, or Bernhard is a frog, then Greg is yellow. There is a better than even chance that if either John discarded the apple, or Brian is a swan, then Julius is a lion. Chances are about even that if John discarded the apple, and Brian is a swan, then Jeff moved to the office.
It is impossible that jeff moved to the office, and Greg is yellow.
It is impossible that jeff moved to the office, and Greg is yellow.
It is probably the case that jeff moved to the office, and Greg is yellow.
Jeff moved to the office, and Greg is yellow.