                                                       |
| (basket_weave ,(oxford ),(monks_cloth ),(hopsacking ))              |
|                                                                     |
| (plain_weave   some_thicker ,(ribbed_weave ))                       |
|                                                                     |
| (ribbed_weave ,(small_rib ),(medium_rib ),(heavy_rib ))             |
| (ribbed_weave ,(flat_rib  ),(round_rib ))                           |
|                      