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:
Guinea-Bissau

Context:
Guinea-Bissau is divided into eight regions (regiões) and one autonomous sector (sector autónomo). These, in turn, are subdivided into 37 Sectors. The regions are:

Question:
How many autonomous sectors does Guinea-Bissau contain?

one