What does the following Java code output?

import java.util.HashMap;
import java.util.Map;
public class Main {
    public static void main(String[] args) {
        Map<String, String> capitals = new HashMap<>();
        capitals.put("USA", "Washington D.C.");
        capitals.put("Japan", "Tokyo");
        System.out.println(capitals.containsKey("France"));
    }
}