import sys
input = sys.stdin.readline

class UnionFind():
    def __init__(self, n=1):
        self.par = [i for i in range(n)]
        self.rank = [0 for _ in range(n)]
        self.size = [1 for _ in range(n)]

    def find(self, x):
        if self.par[x] == x:
            return x
        else:
            self.par[x] = self.find(self.par[x])
            return self.par[x]

    def union(self, x, y):
        x = self.find(x)
        y = self.find(y)
        if x != y:
            if self.rank[x] < self.rank[y]:
                x, y = y, x
            if self.rank[x] == self.rank[y]:
                self.rank[x] += 1
            self.par[y] = x
            self.size[x] += self.size[y]

    def is_same(self, x, y):
        return self.find(x) == self.find(y)

    def get_size(self, x):
        x = self.find(x)
        return self.size[x]

N, M = map(int, input().split())
A, B = [-1] * M, [-1] * M
for i in range(M):
    A[i], B[i] = map(int, input().split())
    A[i], B[i] = A[i] - 1, B[i] - 1
    
C = list(map(int, input().split()))
for i in range(N):
    C[i] -= 1
W = list(map(int, input().split()))
K = 1 << 10
U = [UnionFind(N) for _ in range(K)]
cost = [0] * K
for s in range(K):
    for i in range(M):
        if ((s >> C[A[i]]) & 1) and ((s >> C[B[i]]) & 1):
            U[s].union(A[i], B[i])
    for i in range(10):
        if (s >> i) & 1:
            cost[s] += W[i]
          
Q = int(input())
inf = 10 ** 18  
for _ in range(Q):
    ans = inf
    u, v = map(int, input().split())
    u, v = u - 1, v - 1
    for i in range(K):
        if U[i].is_same(u, v):
            ans = min(ans, cost[i])
         
    print(ans) if ans != inf else print(-1)