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#include <bits/stdc++.h>
using namespace std;

const int MOD=1e9+7;

long long power(long long base, long long exp)
{
    long long res=1;

    base%=MOD;

    while(exp>0)
    {
        if(exp%2==1)
        {
            res=(res*base)%MOD;
        }

        base=(base*base)%MOD;
        exp/=2;
    }

    return res;
}

long long inverse(long long n)
{
    return power(n,MOD-2);
}

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    int n,q;
    cin>>n>>q;

    vector<long long> a(n+1);
    vector<long long> b(n+1);

    vector<int> mult;
    vector<int> next(n+2,n+1);

    for(int i=1; i<=n; i++)
    {
        cin>>a[i]>>b[i];

        if(b[i]>=2)
        {
            mult.push_back(i);
        }
    }

    for(int i=n; i>=1; i--)
    {
        if(a[i]>0)
        {
            next[i]=i;
        }
        else
        {
            next[i]=next[i+1];
        }
    }

    vector<long long> pref(n+1,0);
    vector<long long> B(n+1,1);
    vector<long long> A(n+1,0);

    for(int i=1; i<=n; i++)
    {
        pref[i]=pref[i-1]+(b[i]==1 ? a[i] : 0);

        long long cb,ca;

        if(b[i]>=2)
        {
            cb=b[i];
            ca=0;
        }
        else
        {
            cb=1;
            ca=a[i];
        }

        B[i]=(B[i-1]*cb)%MOD;
        A[i]=(A[i-1]*cb+ca)%MOD;
    }

    while(q--)
    {
        long long x;
        int l,r;
        cin>>x>>l>>r;

        long long curr=x;
        int last=l;

        if(curr==0)
        {
            int first=next[l+1];

            if(first>r)
            {
                cout<<0<<endl;
                continue;
            }

            curr=a[first];
            last=first;
        }

        auto it=upper_bound(mult.begin(),mult.end(),last);
        bool reached=false;

        while(it!=mult.end() && *it<=r)
        {
            int j=*it;

            curr+=(pref[j-1]-pref[last]);

            if(curr>=MOD)
            {
                reached=true;
                last=j-1;

                break;
            }

            if(curr*b[j]>=curr+a[j])
            {
                curr*=b[j];
            }
            else
            {
                curr+=a[j];
            }

            last=j;

            if(curr>=MOD)
            {
                reached=true;
                break;
            }

            it++;
        }

        if(reached)
        {
            long long br=(B[r]*inverse(B[last]))%MOD;
            long long ar=(A[r]-(A[last]*br)%MOD+MOD)%MOD;

            long long res=((curr%MOD)*br+ar)%MOD;

            cout<<res<<endl;
        }
        else
        {
            curr+=(pref[r]-pref[last]);

            cout<<curr%MOD<<endl;
        }
    }

    return 0;
}