N
RA B BIT  EA RS  I S-A  T E L EV IS IO N  A N T E N N A
IS-A LIVING THING
P H Y T O P L A N K T O N
SA FET Y  VA LV E  IS-A  VA LV E
KNITTING MACHINE IS-A MACHINE
handling and storage procedures procedures food food handling storage handling and storage

## 2. Similarity And Information Content

c I S-A
I S-A
IS-A

| N      | NICKEL   |
|--------|----------|
| NICKEL |          |

| D I M E     | COIN                              |
|-------------|-----------------------------------|
| CREDIT CARD | M E D I U M  O F  E X C H A N G E |
