Map of the world projected onto a three dimensional grid in the form of a snail shell (spiraling cylinder)

In addition to being represented by their own records, such so-called “attributes” can exhibit another characteristic property of entities (or relationships): they themselves might be the subject of some information (like intersection data). Thus, the intersection records required to list the children of employees might include their birthdays; the intersection records listing the colors of multi-colored cars might include the percentage of a car’s surface covered by a given color. To summarize, consider the contradictions in the following assertions:

You play the game. See how many contradictory combinations you can find.

Then decide which of those assertions you’re willing to give up in order to achieve consistency.

Poster titled 'Celestial Ocean - Brainticket' with various line drawings, including ancient Egyptian imagery, scientific wave diagrams, etc