#include<iostream>
#include<vector>
#include<algorithm>
#include<cstdint>
using namespace std;
struct obj {
long long cnt, clock, val;
};
bool cmp(obj& a, obj& b) {
if (a.clock == b.clock) return a.cnt < b.cnt; //process buying first
return a.clock < b.clock;
}
const int MAXN = 200000;
long long dp1[200010], dp2[200010];
int main() {
int n, m;
cin >> n;
vector<obj> comps;
for (int i = 0; i < n; ++i) {
int r, s, t;
cin >> r >> s >> t;
comps.push_back({ r, s, -t });
}
cin >> m;
for (int i = 0; i < m; ++i) {
int r, s, t;
cin >> r >> s >> t;
comps.push_back({ -r, s, t });
}
sort(comps.rbegin(), comps.rend(), cmp);
int k = comps.size();
for (int j = 0; j <= MAXN; ++j) dp1[j] = -1e18;
dp1[0] = 0;
for (int i = 0; i < k; ++i) {
for (int j = 0; j <= MAXN; ++j) dp2[j] = dp1[j];
for (int j = 0; j <= MAXN; ++j) {
if (dp1[j] < (-1e17)) continue;
if (j + comps[i].cnt >= 0 && j + comps[i].cnt <= MAXN) {
dp2[j + comps[i].cnt] = max(dp2[j + comps[i].cnt], dp1[j] + comps[i].val);
//cout << dp2[j + comps[i].cnt] << endl;
}
}
for (int j = 0; j <= MAXN; ++j) {
dp1[j] = dp2[j];
dp2[j] = -1e18;
}
//long long ans = 0;
//for (int i = 0; i <= MAXN; ++i) ans = max(ans, dp1[i]);
//cout << ans << endl;
}
long long ans = 0;
for (int i = 0; i <= MAXN; ++i) ans = max(ans, dp1[i]);
cout << ans;
}
