You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
Swaziland

Context:
Nominations take place at the chiefdoms. On the day of nomination, the name of the nominee is raised by a show of hand and the nominee is given an opportunity to indicate whether he or she accepts the nomination. If he or she accepts it, he or she must be supported by at least ten members of that chiefdom. The nominations are for the position of Member of Parliament, Constituency Headman (Indvuna) and the Constituency Executive Committee (Bucopho). The minimum number of nominees is four and the maximum is ten.

Question:
What is an Indvuna as it relates to the Parliament of Swaziland?

Constituency Headman