import sys
input = sys.stdin.buffer.readline
sys.setrecursionlimit(10 ** 7)

H, W, N, M = map(int, input().split())
slime = tuple(tuple(map(int, input().split())) for _ in range(N))
bomb = tuple(tuple(map(int, input().split())) for _ in range(M))

G = [[0] * (W+4004) for _ in range(H+4004)]
for x, y, b, c in bomb:
    x += 2000
    y += 2000
    G[x-b][y-b] += c
    G[x-b][y+b+1] -= c
    G[x+b+1][y-b] -= c
    G[x+b+1][y+b+1] += c

for i in range(H+4004):
    for j in range(W+4004):
        if i:
            G[i][j] += G[i-1][j]
for i in range(H+4004):
    for j in range(W+4004):
        if j:
            G[i][j] += G[i][j-1]
for i in range(H+4004):
    for j in range(W+4004):
        if i:
            G[i][j] += G[i-1][j]
for i in range(H+4004):
    for j in range(W+4004):
        if j:
            G[i][j] += G[i][j-1]
ans = 0
for t, u, l, r, a in slime:
    t -= 1
    l -= 1
    t += 2000
    u += 2000
    l += 2000
    r += 2000
    damage = G[t][l] + G[u][r] - G[t][r] - G[u][l]
    ans += damage < a
print(ans)