Find [bad] thing about the city you're in.
the worst
Find something [big] than a phone.
bigger
Find something [popular] than Instagram
more popular
Find [pretty] person among your friends.
the prettiest
Find something [bad] than a rotten banana.
worse
Find something [boring] than homework.
more boring
Find something [heavy] than 5 kilos.
heavier
Find something [expensive] than 500 rubles.
more expensive
Find [popular] app on your phone.
the most popular
Find someone [intelligent] than Google.
more intelligent
Find [good] thing about the city you're in.
the best
Find something [good] than chocolate.
better
Find something [thin] than a book.
thinner
Find [beautiful] thing in this room.
the most beautiful
Find something [beautiful] than a unicorn.
more beautiful