h, w = map(int, input().split())
grid = [input().strip() for _ in range(h)]

xor = 0

for j in range(w):
    sum_col = 0
    for i in range(h):
        if grid[i][j] == 'o':
            row = i + 1
            if row % 2 == 1:
                sum_col += 1
            else:
                sum_col += 2
    sum_col %= 3
    xor ^= sum_col

print("First" if xor != 0 else "Second")