import java.io.*;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.*;

public class Main {
    public static Read scanner = new Read(System.in);
    public static final long MOD = (long) (1e9 + 7);
    public static final int MID = (int) (3 * 1e5 + 7);
    public static final long LMAX = Long.MAX_VALUE;
    public static final long LMIN = Long.MIN_VALUE;
    public static final int IMAX = Integer.MAX_VALUE;
    public static final int IMIN = Integer.MIN_VALUE;
    public static long[] arr = new long[MID];
    //    public static long[] Qz = new long[MID];
//    public static long[] Hz = new long[MID];
    public static int N, M , n , m;
    public static long ans;
//    public static boolean[][] stack = new boolean[MID][MID];

    //四个方向
    public static int[] row = {1, -1, 0, 0};
    public static int[] cos = {0, 0, 1, -1};
    static PrintWriter out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out)));
    public static void solve(){
// 1 3 2 0 2 3
// 1 3 2 0 2 3
        int m = scanner.nextInt();// 操作次数
        int n = scanner.nextInt();// 序列长度
        HashSet<Integer> set = new HashSet<>();
        int index = -1;
        for(int i = 1 ; i <= m ; i++){
            int w = scanner.nextInt();
            if(set.isEmpty()){
                for(int j = 1 ; j <= w ; j++){
                    int num = scanner.nextInt();
                    set.add(num);
                }
            } else {
                boolean pool = true;
                for(int j = 1 ; j <= w ; j++){
                    int num = scanner.nextInt();
                    if(set.contains(num)){
                        pool = false;
                    }
                    set.add(num);
                }
                if(pool){
                    index = i;
                    break;
                }
            }
        }
        if(index != -1){
            System.out.println("Yes");
            System.out.print(index +  " ");
            for(int i = 1 ; i <= m ; i++){
                if(index == i) continue;
                System.out.print(i + " ");
            }
            System.out.println();
        } else {
            System.out.println("No");
        }
        // 3 1 5
        // 5
        // 2 6
        // 1
        // 6 1

    }
    public static void main(String[] args) {


//        long start = System.currentTimeMillis();//程序开始时间戳
        int T = scanner.nextInt();
        while (T-- != 0) {
            solve();
        }
        out.flush();
//        long end = System.currentTimeMillis();//程序结束时间戳
//        out.println("运行时间 : " + (end - start));//输出运行时间
    }

    //快读
    static class Read {
        BufferedReader br;
        StringTokenizer st;

        public Read(InputStream in) {
            br = new BufferedReader(new InputStreamReader(in), 16384);
            eat("");
        }

        public void eat(String s) {
            st = new StringTokenizer(s);
        }

        public String nextLine() {
            try {
                return br.readLine();
            } catch (IOException e) {
                return null;
            }
        }

        public boolean hasNext() {
            while (!st.hasMoreTokens()) {
                String s = nextLine();
                if (s == null)
                    return false;
                eat(s);
            }
            return true;
        }

        public String next() {
            hasNext();
            return st.nextToken();
        }

        public int nextInt() {
            return Integer.parseInt(next());
        }

        public long nextLong() {
            return Long.parseLong(next());
        }

        public Double nextDouble() {
            return Double.parseDouble(next());
        }

        public BigInteger nextBigInteger() {
            return new BigInteger(next());
        }

        public BigDecimal nextBigDecimal() {
            return new BigDecimal(next());
        }
    }
    public static void swap(long[] arr , int index1 , int index2){
        long t = arr[index1];
        arr[index1] = arr[index2];
        arr[index2] = t;
    }
    public static long Dot_pitch(long x , long y , long xx , long yy){
        return (xx - x) * (xx - x) + (yy - y) * (yy - y);
//        return (long) Math.sqrt(Math.pow(xx - x , 2) + Math.pow(yy - y , 2));
    }
}

class way {
    public int x, y;

    public way(int x, int y) {
        this.x = x;
        this.y = y;
    }
}