#include <stdio.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>
#include <ctype.h>

int niz[2000000];

int main()
{
    int t, n, m, tre, i, poz, rj, j, k, pom;
    scanf ("%d", &t);
    for (i = 0; i < t; i++){
        rj = 0;
        poz = 1;
        scanf ("%d %d", &n, &m);
        niz[0] = m;
        for (j = 0; j < n; j++){
            scanf ("%d", &tre);
            pom = poz;
            if (rj == 0){
                for (k = 0; k < pom; k++){
                    niz[poz] = niz[k] - tre;
                    if (niz[poz] == 0) rj = 1;
                    poz++;
                }
            }
        }
        if (rj == 1) printf ("Yes\n");
        else printf ("No\n");
    }
    return 0;
}