YES


Termination: (Ranking Functions Found)
------------
n_l0___2: < < x_0 > >
n_l0___3: < < x_0 > >
n_l1___1: < < x_0 > >
n_n_l0___2___1: < < x_0 >, < y_0 >, < y_0 > >
n_n_l0___3___2: < < x_0 >, < y_0 > >


method 3