#include <algorithm>
#include <cassert>
#include <cstring>
#include <iomanip>
#include <iostream>
#include <map>
#include <queue>
#include <random>
#include <set>
#include <vector>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<int, pii> pipii;
typedef pair<ll, int> plli;
typedef vector<vector<ll>> matrix;
vector<int> edges[5000];
vector<pipii> queries[5000]; // <index, <other, time>>
int dp[5000][2];
bool ret[1000000];
int n;
const int INF = 1000000001;
void init() {
for(int s = 0; s < n; s++) {
for(int t = 0; t < n; t++) {
dp[t][0] = INF;
dp[t][1] = INF;
}
dp[s][0] = 0;
queue<int> q;
q.push(s);
while(!q.empty()) {
int curr = q.front();
q.pop();
for(int out: edges[curr]) {
if(dp[out][1] > dp[curr][0] + 1) {
dp[out][1] = dp[curr][0] + 1;
q.push(out);
}
if(dp[out][0] > dp[curr][1] + 1) {
dp[out][0] = dp[curr][1] + 1;
q.push(out);
}
}
}
for(pipii out: queries[s]) {
ret[out.first] = dp[out.second.first][out.second.second%2] <= out.second.second;
}
}
}
void solve() {
int m, q;
cin >> n >> m >> q;
while(m--) {
int a, b;
cin >> a >> b;
a--;
b--;
edges[a].push_back(b);
edges[b].push_back(a);
}
for(int i = 0; i < q; i++) {
int a, b, w;
cin >> a >> b >> w;
a--;
b--;
queries[a].push_back({i, {b, w}});
}
init();
for(int i = 0; i < q; i++) cout << (ret[i] ? "TAK\n" : "NIE\n");
}
int main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL); cout.tie(NULL);
/*
int t;
cin >> t;
for(int i = 1; i <= t; i++) {
cout << "Case #" << i << ": ";
solve();
}
*/
solve();
}
