a boy, a boy, a boy, a boy, a boy, a boy, a boy, a boy, a boy, a boy, a boy, a boy a girl, a girl, a girl, a girl, a girl, a girl, a girl, a girl, a girl, a girl, a girl, a girl a boy, a boy, a boy, a boy, a boy, a boy, a boy, a boy, a boy, a boy, a boy, a boy and a girl hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, hello, pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah a girl, a girl, a girl, a girl hello, hello, hello, hello, a girl, a girl, a girl, a girl hello a boy, a boy, a boy, a boy goodbye, goodbye, goodbye, goodbye a boy, a boy, a boy, a boy, goodbye hello, hello, hello, hello, goodbye, goodbye, goodbye, goodbye hello, hello, hello, hello, goodbye pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah pa, pa, pa, pa, pah to end