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:
Institute_of_technology

Context:
The Nuclear Science Department at EPN is the only one in Ecuador and has the large infrastructure, related to irrradiation factilities like cobalt-60 source and Electron beam processing.

Question:
EPN's Nuclear Science Department is among how many of its kind in Ecuador?

one