Detailed Instructions: In this task, you are given a dialogue between a user and an assistant, where users and assistants converse about geographic topics like geopolitical entities and locations. The task here is to find if the dialogue is by the user or assistant. Classify your answers into user and assistant.
Q: In Bulgaria over 75% of the surface rivers meets European standards for good quality. Also, Bulgaria occupies a portion of the eastern Balkan peninsula bordering 5 countries which include: to the south is Greece and Turkey, to the west is Macedonia and Serbia and Romania is to the north
A:
assistant