#include <bits/stdc++.h>
using namespace std;
bool isPrime(int n) {
  if (n <= 1) return false;
  if (n <= 3) return true;
  if (n % 2 == 0 || n % 3 == 0) return false;
  for (int i = 5; i * i <= n; i = i + 6)
    if (n % i == 0 || n % (i + 2) == 0) return false;
  return true;
}
int solve() {
  long long int n, k;
  cin >> n >> k;
  if (n < k) {
    cout << "NO" << '\n';
    return 0;
  }
  if (n == k) {
    cout << "YES" << '\n';
    for (int i = 0; i < k; i++) cout << 1 << " ";
    cout << '\n';
    return 0;
  }
  if ((n % 2 == 1 && k % 2 == 1) || (n % 2 == 0 && k % 2 == 0)) {
    cout << "YES" << '\n';
    for (int i = 0; i < k - 1; i++) cout << 1 << " ";
    cout << n - k + 1 << '\n';
    return 0;
  }
  if (n % 2 == 1 && k % 2 == 0) {
    cout << "NO" << '\n';
    return 0;
  }
  if (n % 2 == 0 && k % 2 == 1) {
    if (n < 2 * k) {
      cout << "NO" << '\n';
      return 0;
    } else {
      cout << "YES" << '\n';
      for (int i = 0; i < k - 1; i++) cout << 2 << " ";
      cout << n - (2 * k) + 2 << '\n';
      return 0;
    }
  }
  return 0;
}
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(NULL);
  cout.tie(NULL);
  ;
  int t;
  cin >> t;
  while (t--) {
    solve();
  }
  return 0;
}
