# 1490 スライムと爆弾

import numpy as np
from sys import stdin

readline=stdin.readline

h,w,n,m=map(int,readline().split())
T=[0]*n; U=[0]*n; L=[0]*n; R=[0]*n; A=[0]*n
X=[0]*m; Y=[0]*m; B=[0]*m; C=[0]*m
for k in range(n):
    T[k],U[k],L[k],R[k],A[k]=map(int,readline().split())
for k in range(m):
    X[k],Y[k],B[k],C[k]=map(int,readline().split())

damageMap=np.zeros((h+1+1,w+1+1))
for k in range(m):
    for i in range(max(Y[k]-B[k],1),min(Y[k]+B[k],h+1)+1):
        for j in range(max(X[k]-B[k],1),min(X[k]+B[k],w+1)+1):
            damageMap[i][j]+=C[k]

slimes=n
for k in range(n):
    lp=A[k]
    for i in range(T[k],U[k]+1):
        for j in range(L[k],R[k]+1):
            lp-=damageMap[i][j]
        if lp<=0:
            slimes-=1
            break
print(slimes)