import heapq
def solve(n, m, graph, abc):
    for i in range(n):
        abc[i].sort(reverse = True)
    def check(x):
        #A = x, B = 1, C = 1で突破できる?
        a = x
        b = 1
        c = 1
        q = []
        good = [False] * n
        visit = [False] * n
        if sum(abc[0]) >= a + b + c:
            return False
        b = abc[0][0]
        good[0] = True
        visit[0] = True
        for to in graph[0]:
            visit[to] = True
            heapq.heappush(q, (sum(abc[to]), to))
        if not q:
            return False
        else:
            c = max(c, abc[0][1])
        
        while q:
            nowsum, now = heapq.heappop(q)
            if nowsum < a + b + c:
                good[now] = True
            if b > c:
                b, c = c, b
            b = max(b, abc[now][0])
            c = max(c, abc[now][1])
            for to in graph[now]:
                if not visit[to]:
                    visit[to] = True
                    heapq.heappush(q, (sum(abc[to]), to))
        if good[n - 1]:
            return True
        else:
            return False
    ok = 3 * 10 ** 9
    ng = 1
    while abs(ok - ng) > 1:
        mid = (ok + ng) // 2
        if check(mid):
            ok = mid
        else:
            ng = mid
    return ok, 1, 1

n, m = map(int,input().split())
graph = [[] for _ in range(n)]

for _ in range(m):
    u, v = map(int,input().split())
    u -= 1
    v -= 1
    graph[u].append(v)
    graph[v].append(u)

abc = [list(map(int,input().split())) for _ in range(n)]

print(*solve(n, m, graph, abc))