A plating company that dumped thousands of gallons of cyanide-laced waste water into the Los Angeles sewer system pleaded guilty.
The company could not stop their practices even thought they tried.
( z1 possible :polarity - :ARG1 ( z2 stop :ARG0 ( z3 company ) :ARG1 ( z4 practice :ARG0 z3 ) ) :concession ( z5 try :ARG0 z3 ) )