import sys
input = sys.stdin.readline

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(32):
        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]


class SparseTable:
    def __init__(self, a, func=max, one=-10**18):
        self.table = [a[:]]
        self.n = len(a)
        self.logn = self.n.bit_length()
        self.func = func
        self.one = one

        for i in map(lambda x: 1 << x, range(self.logn - 1)):
            self.table.append([])
            for j in range(self.n - i * 2 + 1):
                self.table[-1].append(self.func(self.table[-2][j],
                                                self.table[-2][j + i]))

    def get_section(self, i, j):
        length = j - i
        log = length.bit_length() - 1
        if length <= 0:
            return self.one
        return self.func(self.table[log][i], self.table[log][j - (1 << log)])


sp = SparseTable([[i] if i != 0 else[] for i in a], merge_base, [])


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(sp.get_section(j, k))
    print(pow(2, power, mod))