N = int(input())
AB = [tuple(map(int, input().split())) for _ in range(N)]
M = int(input())

cnt = [0]*M
for i in range(M):
    x, y = map(int, input().split())
    # x >= a and y >= b
    sub = 0
    for a, b in AB:
        if x <= a and y >= b:
            sub += 1
    cnt[i] = sub

X = max(cnt)
if X == 0:
    exit(print(0))

ans = []
for i in range(M):
    if cnt[i] == X:
        ans.append(i + 1)
print(*ans, sep='\n')