package main

import (
  "fmt"
  "os"
  "bufio"
  "bytes"
)

func main() {
  var tests int
  scr := bufio.NewReader(os.Stdin)
  fmt.Fscanln(scr,&tests)
  for i := 0; i<tests; i++ {
    matrix := read_matrix(scr)
    find_matrix := read_matrix(scr)
    found := true
    for j := 0 ; j<len(matrix)-len(find_matrix)+1; j++ {
      found = true
      z := 0
      for k:= range find_matrix{
        if k == 0 {
          z = bytes.Index(matrix[j+k],find_matrix[k])
          if  z == -1 {
            found = false
            break
          }
        } else {
          if !bytes.HasPrefix(matrix[j+k][z:],find_matrix[k]) {
            found = false
            break
          }
        }
      }

      if found { break }
    }
    if found {
      fmt.Println("YES")
    } else {
      fmt.Println("NO")
    }
  }
}

func read_matrix(f *bufio.Reader)[][]byte {
    var R,C int
    fmt.Fscanln(f,&R,&C)
    buf := make([][]byte,0,R)
    for i:=0;i<R;i++ {
      line, _ := f.ReadBytes('\n')
      buf = append(buf,line[:len(line)-1])
    }
    return buf
}