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#include <iostream>
#include <vector>

using namespace std;

int main()
{
    int n;
    int q;

    cin >> n >> q;

    vector<pair<int,int>> events(n);

    for (int i = 0; i < n; i++) {
        cin >> events[i].first >> events[i].second;
    }

    for (int i = 0; i < q; i++) {
        long long x;
        int l;
        int r;
        cin >> x >> l >> r;

		for (int j = l; j < r; j++) {
			//cout << "x: " << x << endl;
            long long x1 = x + events[j].first;
			long long x2 = x * events[j].second;

            if (x1 > x2)
				x = x1 % 1000000007;
            else 
				x = x2 % 1000000007;
        }
		cout << x << endl;
    }

}