One of the most important themes throughout `Campos de Castilla' is the relationship between the poet and the external reality. In `La Tierra de Alvargonzález', this is also an important theme, yet this poem differs from the collection, not only in its length, but also its content. There are many different levels of interpretation of this poem: first of all as a simple murder story, secondly as historical degeneration - represented within a family by parricide, and lastly as Cainism. `La Tierra de Alvargonzález' existed in two forms: prose and verse. The prose form was the original form, but it is the verse form which is more well-known out of them. There are some fundamental differences between the two forms. Most notably is the absence of the second narrator - the peasant, in the verse form, which creates a multitude of effects upon the interpretation of...