The Dirty Table<br>Jan went to eat at a fast food restaurant. There was only one table empty. The empty table was filthy. Jan grabbed a stack of napkins. She cleaned the table off before sitting.
Jan sat down at a filthy table.
Jan cleaned the table off before sitting, so she did not sit down at a filthy table.
( z1 sit-down :ARG1 ( z2 person :name ( z3 name :op "Jan" ) ) :ARG2 ( z4 table :mod ( z5 filthy ) ) )