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#include <iostream>
#include <vector>
#include <unordered_set>
#include <unordered_map>
using namespace std;

struct FindUnion {
    using T = int;
    T EMPTY = -1;

    vector<T> parents;
    vector<int> ranks;

    explicit FindUnion(size_t n) : parents(n, EMPTY), ranks(n, 0) {

    }

    void union_(T &e1, T &e2) {
        auto &p1 = find(e1), &p2 = find(e2);
        if (ranks[p1] < ranks[p2]) {
            parents[p1] = p2;
        } else if (ranks[p1] > ranks[p2]) {
            parents[p2] = p1;
        } else if (p1 != p2) {
            parents[p1] = p2;
            ++ranks[p2];
        }

    }

    T &find(T &e) {
        if (parents[e] == EMPTY) {
            return e;
        }
        parents[e] = find(parents[e]);
        return parents[e];
    }
};

void merge(int to, int c, vector<unordered_set<int>> &cities, unordered_set<int> &done, unordered_set<int> &active, vector<int> &winners, vector<int> &countPerWinner) {
    for (auto k : cities[c]) {
        cities[k].erase(c);
        if (k != to) {
            cities[k].insert(to);
            cities[to].insert(k);
        }
    }
    active.erase(c);
    if (winners[c] != -1) {
        if (--countPerWinner[winners[c]] == 1) {
            done.insert(to);
            winners[to] = -1;
        }
    } else {
        done.erase(c);
    }
}

void handle() {
    int n, m, k;
    cin >> n >> m >> k;
    vector<int> winners(n);
    vector<int> countPerWinner(k);
    for (int i = 0; i < n; ++i) {
        cin >> winners[i];
        ++countPerWinner[--winners[i]];
    }
    unordered_set<int> active;
    for (int i = 0; i < n; ++i) {
        active.insert(i);
    }
    vector<unordered_set<int>> cities(n);
    for (int i = 0; i < m; ++i) {
        int a, b;
        cin >> a >> b;
        --a;
        --b;
        cities[a].insert(b);
        cities[b].insert(a);
    }

    FindUnion toMergeDsu(n);
    unordered_set<int> done;
    for (auto i : active) {
        for (auto j : cities[i]) {
            if (winners[i] == winners[j]) {
                // merge i and j
                toMergeDsu.union_(i, j);
            }
        }
    }
    for (int i = 0; i < n; ++i) {
        int p = toMergeDsu.find(i);
        if (p == i) {
            if (countPerWinner[winners[i]] == 1) {
                done.insert(i);
                winners[i] = -1;
            }
            continue;
        }
        merge(p, i, cities, done, active, winners, countPerWinner);
    }
    {
        // merge empty ones
        FindUnion toMergeEmpty(n);
        for (auto i : done) {
            for (auto j : cities[i]) {
                if (winners[j] == -1) {
                    toMergeEmpty.union_(i, j);
                }
            }
        }
        for (int i = 0; i < n; ++i) {
            int p = toMergeEmpty.find(i);
            if (p == i) {
                continue;
            }
            merge(p, i, cities, done, active, winners, countPerWinner);
        }
    }
    while (size(done) < size(active)) {
        bool progress = false;
        unordered_set<int> newDone = done;
        for (auto i : newDone) {
            unordered_map<int, unordered_set<int>> perWinner;
            for (auto j : cities[i]) {
                perWinner[winners[j]].insert(j);
            }
            for (auto &[w, js] : perWinner) {
                if (size(js) < 2) {
                    continue;
                }
                progress = true;
                int to = -1;
                for (auto j : js) {
                    if (to == -1) {
                        to = j;
                        continue;
                    }
                    merge(to, j, cities, done, active, winners, countPerWinner);
                }
            }
        }
        if (!progress) {
            cout << "NIE\n";
            return;
        }
        {
            // merge empty ones
            FindUnion toMergeEmpty(n);
            for (auto i : done) {
                for (auto j : cities[i]) {
                    if (winners[j] == -1) {
                        toMergeEmpty.union_(i, j);
                    }
                }
            }
            for (int i = 0; i < n; ++i) {
                int p = toMergeEmpty.find(i);
                if (p == i) {
                    continue;
                }
                merge(p, i, cities, done, active, winners, countPerWinner);
            }
        }
    }

    cout << "TAK\n";
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int t;
    cin >> t;
    while (t--) {
        handle();
    }
}