If at the bottom of the bananas the flower has at least four petals open.
return bananas ;return bottom of #1 ;return flower ;return #3 that is at #2 ;return petals of #4 ;return #5 that are open ;return number of  #6 ;return if  #7 is at least four
['select', 'project', 'select', 'filter', 'project', 'filter', 'aggregate', 'boolean']