What should I type? It’s up to you. You can type particular words that occur in the text, or words that are implied. You can be entirely experiential and use word-association. Keep in mind that what you type is much a part of the poem as the verse.
kite
Hovering, unobtrusive
watching over
the grey-sanded beach
Interesting project. I played with it for a bit. Sometimes the stanzas were clearly reacting to my input, and sometimes it didn’t seem like they were, but building a connection between what I input and what it gave back produced some startling results.