It is also important to understand the sides of a village, especially if you are attacking more than one, as you may be asked on which side you are attacking.
On the image of this basic castle, you have the numbers for each of the sides from 1 to 4, the sides of the castle: 1, 2 and 4 are most often attacked the side 3 minus because, the troops must bypass all the dungeon, since the entrance of the one if is on side 1