#include <bits/stdc++.h>
using namespace std;
const long long INF = 9223372036854775807;
const long long MOD = 1000000007;
const long long FMOD = 998244353;
const long long MAXN = 1e5 + 5;
const long double eps = 1e-9;
const long double PI = acos(-1);
void __print(int x) { cerr << x; }
void __print(long x) { cerr << x; }
void __print(long long x) { cerr << x; }
void __print(unsigned x) { cerr << x; }
void __print(unsigned long x) { cerr << x; }
void __print(unsigned long long x) { cerr << x; }
void __print(float x) { cerr << x; }
void __print(double x) { cerr << x; }
void __print(long double x) { cerr << x; }
void __print(char x) { cerr << '\'' << x << '\''; }
void __print(const char *x) { cerr << '\"' << x << '\"'; }
void __print(const string &x) { cerr << '\"' << x << '\"'; }
void __print(bool x) { cerr << (x ? "true" : "false"); }
template <typename T, typename V>
void __print(const pair<T, V> &x) {
  cerr << '{';
  __print(x.first);
  cerr << ',';
  __print(x.second);
  cerr << '}';
}
template <typename T>
void __print(const T &x) {
  int f = 0;
  cerr << '{';
  for (auto &i : x) cerr << (f++ ? "," : ""), __print(i);
  cerr << "}";
}
void _print() { cerr << "]\n"; }
template <typename T, typename... V>
void _print(T t, V... v) {
  __print(t);
  if (sizeof...(v)) cerr << ", ";
  _print(v...);
}
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  int n, m;
  cin >> n >> m;
  vector<pair<int, int>> a(n);
  vector<pair<char, int>> arr;
  int cnt = 0;
  for (long long i = 0; i < n; i++) {
    char c;
    cin >> c;
    int ind;
    cin >> ind;
    ind--;
    if (c == '+') {
      a[ind].first++;
    } else {
      a[ind].second++;
      cnt++;
    }
    arr.push_back({c, ind});
  }
  bool ok = true;
  map<int, int> chorhaibc;
  for (long long i = 0; i < n; i++) {
    if (cnt - a[i].second + a[i].first == m) {
      chorhaibc[i] = 1;
    }
  }
  if (chorhaibc.size() == 1) {
    int killer = chorhaibc.begin()->first;
    for (long long i = 0; i < n; i++) {
      if (arr[i].first == '+') {
        if (arr[i].second == killer)
          cout << "Truth";
        else
          cout << "Lie";
      }
      if (arr[i].first == '-') {
        if (arr[i].second == killer)
          cout << "Lie";
        else
          cout << "Truth";
      }
      cout << endl;
    }
  } else {
    for (long long i = 0; i < n; i++) {
      if (arr[i].first == '+' && chorhaibc[arr[i].second] == 0) {
        cout << "Lie";
      } else {
        if (arr[i].first == '-' && chorhaibc[arr[i].second] == 0) {
          cout << "Truth";
        } else {
          cout << "Not defined";
        }
      }
      cout << endl;
    }
  }
  return 0;
}
