import sys

sys.setrecursionlimit(10**7)
def I(): return int(sys.stdin.readline().rstrip())
def MI(): return map(int,sys.stdin.readline().rstrip().split())
def LI(): return list(map(int,sys.stdin.readline().rstrip().split()))
def LI2(): return list(map(int,sys.stdin.readline().rstrip()))
def S(): return sys.stdin.readline().rstrip()
def LS(): return list(sys.stdin.readline().rstrip().split())
def LS2(): return list(sys.stdin.readline().rstrip())


H,W = MI()
B = [S() for _ in range(H)]

grundy = 0
for j in range(W):
    g = 0
    for i in range(H):
        if B[i][j] == 'o':
            if i % 2 == 0:
                g += 1
            else:
                g -= 1
    g %= 3
    grundy ^= g

if grundy == 0:
    print('Second')
else:
    print('First')