------- -------
| 0 | 1 | | 1 | |
11. |---|---| 12. |---|---|
| | 0 | | 0 | 1 |
------- -------

__________

Taking "cats" as Universe; x="green-eyed"; and y="good-tempered"; interpret

------- -------
| 0 | 0 | | | 1 |
13. |---|---| 14. |---|---|
| | 0 | | 1 | |
------- -------

------- -------
| 1 | | | 0 | 1 |
15. |---|---| 16. |---|---|
| | 0 | | 1 | 0 |
------- -------

[See pp. 65, 6]

6. Larger Diagram.

Propositions to be represented.

__________

-----------
| | |
| --x-- |
| | | | |
|--y--m--y'-|
| | | | |
| --x'- |
| | |
-----------