If a cheetah's front paws are off the ground.
return cheetah ;return paws of #1 ;return #2 that are front ;return ground ;return #1 that has #3 off #4 ;return number of  #5 ;return if  #6 is at least one
['select', 'project', 'filter', 'select', 'filter', 'aggregate', 'boolean']