#include<cstdio>
int cas,n,m,t,s;
int a[1010][1010];
int main(){
    scanf("%d",&cas);
    while (cas--){
        s=0;
        scanf("%d%d",&n,&m);
        for (int i=1;i<=n;i++) 
            for (int j=1;j<=m;j++){
                scanf("%d",&a[i][j]);
                if (a[i][j]) s++;
            }
        if (((s+m+n+1)%2)==0) printf("YES\n");
        else printf("NO\n");
    }
}