import sys
input = lambda :sys.stdin.readline()[:-1]
ni = lambda :int(input())
na = lambda :list(map(int,input().split()))
yes = lambda :print("yes");Yes = lambda :print("Yes");YES = lambda : print("YES")
no = lambda :print("no");No = lambda :print("No");NO = lambda : print("NO")
#######################################################################
from functools import lru_cache
def naive(A, B):

    @lru_cache(maxsize=None)
    def saiki(a, b):
        if all(x == 0 for x in a) and all(x == 0 for x in b):
            return False
        elif all(x == 0 for x in a):
            z = 1
            for i in range(len(b)):
                for x in range(b[i]):
                    z &= saiki(tuple(A), b[:i] + (x, ) + b[i+1:])
            return 1 ^ z
        else:
            z = 1
            for i in range(len(a)):
                for x in range(a[i]):
                    z &= saiki(a[:i]+(x, )+a[i+1:], b)
            return z ^1
    return saiki(tuple(A), tuple(B))

def solve(a, b):
    x = 0
    for i in range(len(a)):
        x ^= a[i]
    y = 0
    for i in range(len(b)):
        y ^= b[i]
    if x:
        return 1
    elif any(x > 1 for x in a):
        return 0
    else:
        return int(y > 0)



# a = (2, 4, 5)

# for x in range(10):
#     for y in range(x, 10):
#         for z in range(y, 10):
#             print(x, y, z, naive(a, (x, y, z)), solve(a, (x, y, z)))
#             assert naive(a, (x, y, z)) == solve(a, (x, y, z))


n, m = na()
a = na()
b = na()
print(["Second", "First"][naive(a, b)])