Each sister ship bear names beginning with the letter "E".
The custom is to choose a word that begins with the letter "E".
The numbers to the right of each letter "E" were much closer to zero.
Our house was shaped like a letter E turned on its side.
The word chain then crosses over itself to add the final letter "E".
Its stations carry the letter E followed by a number.
The building has the shape of the letter E and has two stories.
On some occasions the letter E can also be observed, though it is not an official term.
The building has the shape of the letter E and is divided in three counterparts.
The third item, in order to be allowed, would have to begin with the letter "E".
