import java.util.Scanner;

public class Main {
	public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(System.in);
		StringBuilder sb = new StringBuilder();
		for (int i = 0; i < 3; i++) {
			sb.append(sc.next());
		}
		sc.close();

		String s = sb.toString();
		if (s.equals("#.#.#.#.#") || s.equals(".#.#.#.#.")) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
}