import java.util.Scanner;
public class Main
{   
	public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int A = sc.nextInt();
        int B = sc.nextInt();
        int C = sc.nextInt();
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();
        int x = A-a;
        int y = B-b;
        int z = C-c;
        int x1 = a-A;
        int y1 = b-B;
        int z1 = c-C;
        if(((x & y)|(x & z)|(y & z))>=1) {
        	System.out.print("yangguang");
        }else if(((x1 & y1)|(x1 & z1)|(y1 & z1))>=1) {
        	System.out.print("leiting");
        }  
    }
}
/**************************************************************
	Problem: 1720
	User: admin
	Language: Java
	Result: Accepted
	Time:2477 ms
	Memory:40344 kb
****************************************************************/