one person wrote. another person wrote. Colleen said her aunt taught her the hack when she was 'really little,' and she has 'been using it ever since.' Someone else said: "The one true life hack! 'It takes a minute lining it up,' she added, 'but once you do, you are good to go.'
A person knew how to make a whistling noise with a hack.
( z0 know :ARG0 ( z1 person ) :ARG1 ( z2 make :ARG0 z1 :ARG1 ( z3 noise :mod ( z4 whistle ) ) :instrument ( z5 hack ) ) )
(z0 / know-03
    :ARG0 (z1 / person)
    :ARG1 (z2 / make-01
              :ARG0 z1
              :ARG1 (z3 / noise
                        :mod (z4 / whistle-01))
              :instrument (z5 / hack)))
A person knew how to make a whistling noise with a hack .
z0 :ARG0 z1
z0 :ARG1 z2
z2 :ARG0 z1
z3 :mod z4
z2 :ARG1 z3
z2 :instrument z5