Premise: It includes a long, pleated skirt of homespun wool, either black or white; an apron with complicated patterns; a fine silk, long-tasselled shawl over the shoulders; and a big lace mantilla over the head, with hair braided down the back, sometimes tied by a schoolgirl ribbon.

Hypothesis: You can't cut your hair because it has to be at least 18 inches long.
Relation: neutral