Definition: 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.
Input: Sure! Greenland is composed of three large islands according to a survey led by French scientist Paul-Emile in 1951. US and European climate researchers drilled into the summit of Iceland's ice sheet to obtain ice cores.
Output:
assistant