Skateboarding<br>Billy wanted to buy a skateboard. He had never done it before, but was excited to try. He went to the local skate shop and bought one. He began riding it everyday. Billy got pretty good after a while and loved to skateboard.
Billy was a fast learner
( z1 learn :ARG0 ( z2 person :name ( z3 name :op "Billy" ) ) :ARG1-of ( z4 fast ) )