Give me the list of the products.
select product from product
Tell me the max page size of these products.
select product, max_page_size from product
Which of these have a max page size of "A4"?
select product from product where max_page_size = "A4"
Also include those that have a pages per minute color smaller than 5.
select product from product where max_page_size = "A4" or pages_per_minute_color < 5