#include <stdio.h>

#define H_MAX 300
#define W_MAX 300

int solve(int H, int W, char B[][W_MAX + 2])
{
	int i, j, k, ans = 0;
	for (j = 1; j <= W; j++) {
		for (i = 1, k = 0; i <= H; i++) if (B[i][j] == 'o') k += 2 - i % 2;
		ans ^= k % 3;
	}
	if (ans > 0) return 1;
	else return 0;
}

int main()
{
	int i, H, W;
	char B[H_MAX + 2][W_MAX + 2];
	scanf("%d %d", &H, &W);
	for (i = 1; i <= H; i++) scanf("%s", &(B[i][1]));
	if (solve(H, W, B) == 1) printf("First\n");
	else printf("Second\n");
	fflush(stdout);
	return 0;
}