Baseball<br>Sammy wanted to learn how to play baseball. He signed up for his school baseball team. He practiced everyday for a month. Bill finally had his first game. He hit a homerun!
Bill is not Sammy.
( z1 person :polarity - :name ( z2 name :op "Sammy" ) :domain ( z3 person :name ( z4 name :op "Bill" ) ) )