h, w, T = map(int, input().split())
si, sj = map(int, input().split())
gi, gj = map(int, input().split())
si -= 1
sj -= 1
gi -= 1
gj -= 1
A = [list(map(int, input())) for _ in range(h)]
dp = [[False] * w for _ in range(h)]
dp[si][sj] = True


di = [0, 1, 0, -1, 0]
dj = [1, 0, -1, 0, 0]
for t in range(T - 1):
    ndp = [[False] * w for _ in range(h)]
    for i in range(h):
        for j in range(w):
            if not dp[i][j]:
                continue
            for k in range(5):
                ni = i + di[k]
                nj = j + dj[k]
                if ni < 0 or ni >= h or nj < 0 or nj >= w:
                    continue
                b = (A[ni][nj] - t - 1) % (A[ni][nj] + 1)
                if b != 0:
                    ndp[ni][nj] = True
    dp = ndp
    if dp[gi][gj]:
        print("Yes")
        exit()

print("No")