## Keydef examples
Sort numerically using the fourth field:
```bash
sort -g -k 4
```
for example for sorting these
```plaintext
AMPORGE - Level 1
WABIKDO - Level 10
KAIMAWA - Level 11
...
```
into order
```
AMPORGE - Level 1
JOGRWAI - Level 2
GEGIDOS - Level 3
```