Give the ids and names of products with price lower than 600 or higher than 900.
return products ;return prices of  #1 ;return #1 where  #2 is  lower than 600 ;return #1 where  #2 is  higher than 900 ;return #3 or  #4 ;return ids of  #5 ;return names of  #5 ;return #6 ,   #7
['select', 'project', 'comparative', 'comparative', 'union', 'project', 'project', 'union']