Test<br>Jan's teacher assigned reading for homework. Jan forgot to read. When she got to class, her teacher gave a pop quiz. Jan failed the quiz. Her grade dropped by 2 points.
Jan's grade fell by the amount that equal 10 minus 8.
( z1 fall :ARG1 ( z2 grade :poss ( z3 person :name ( z4 name :op "Jan" ) ) ) :ARG2 ( z5 amount :ARG1-of ( z6 equal :ARG2 ( z7 product-of :op 10 :op 8 ) ) ) )