If two pizzas have green toppings covering at least a small portion of the pizza.
return pizzas ;return toppings of #1 ;return #1 where  #2 are green ;return #1 where  #2 cover at least a  small portion of the  pizza ;return #1 in  both  #3 and #4 ;return number of  #5 ;return if  #6 is equal to  two
['select', 'project', 'comparative', 'comparative', 'intersection', 'aggregate', 'boolean']