For the sentence "This cow eats grass" the syntactic rules might generate "Determiner Noun present-tense Verb Noun", where the determiner, verb and nouns are categorized slots. The corresponding morphological frame might be "S S Af S" ("S" indicates a word stem and "Af" an affix). The phonological frame for "this cow" could be something like "IC V FC IC V", where "IC, V" and "FC" are initial consonant, vowels, and final consonants, respectively.
- Dell (2004), a pag.130