Classic Lamp<br>Tom was over at his girlfriend's house. Her parent's had a lot of antiques. Tom accidentally dropped a lamp. It was worth thousands of dollars. Tom spent a long time paying them back for it.
Tom was not happy with himself for making a mistake.
( z1 happy :polarity - :ARG0 ( z2 mistake :ARG0 ( z3 person :name ( z4 name :op "Tom" ) ) ) :ARG1 z3 )