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t = int(input())

for _ in range(t):
    n, m, k = map(int, input().split())
    wygrani = list(map(int, input().split()))
    graf = [[] for _ in range(n)]
    
    for _ in range(m):
        u, v = map(int, input().split())
        u -= 1
        v -= 1
        graf[u].append(v)
        graf[v].append(u)
        
    visited = [False] * n
    stack = [0]
    visited[0] = True
    
    while stack:
        u = stack.pop()
        for v in graf[u]:
            if not visited[v]:
                visited[v] = True
                stack.append(v)
    
    print("TAK" if all(visited) else "NIE")