Pet Snake<br>Jake had a brother with a snake. The brother never took care of it. Jake eventually took over its care. It soon became Jake's official pet. He kept it for many years.
Jake only has unofficial pets.
( z1 have :ARG0 ( z2 person :name ( z3 name :op "Jake" ) ) :ARG1 ( z4 pet :ARG1-of ( z5 adopt :polarity - ) ) :mod ( z6 only ) )