n, q = [int(i) for i in input().split()]
a = [int(i) for i in input().split()]

mod = 10**9+7


def merge_base(a, b):
    c = a + b

    i = 1
    k = 0
    for _ in range(40):
        for j in range(k, len(c)):
            if (i & c[j]) != 0:
                break
        else:
            i <<= 1
            continue

        c[j], c[k] = c[k], c[j]
        for j in range(k + 1, len(c)):
            if (i & c[j]) != 0:
                c[j] ^= c[k]
        i <<= 1
        k += 1

    return c[:k]


table = [[] for _ in range(15)]
table[0] = [[i] if i != 0 else[] for i in a]
for i in range(1, 15):
    for j in range(n - (1 << i) + 1):
        table[i].append(merge_base(table[i - 1][j],
                                   table[i - 1][j + (1 << (i-1))]))


def get_section(i, j):
    k = (j - i).bit_length() - 1
    return merge_base(table[k][i], table[k][j-(1 << k)])


for _ in range(q):
    m = int(input())
    b = [0]
    for i in input().split():
        b.append(int(i))
    b.append(n)

    power = n
    for i in range(m + 1):
        j, k = b[i], b[i+1]
        power -= len(get_section(j, k))
    print(pow(2, power, mod))