#include <bits/stdc++.h>
using namespace std;
#define int long long
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<int, int> p11;
typedef pair<string, int> ps1;
typedef pair<ll, ll> p1111;
#define vv vector
#define pb emplace_back
#define IOS ios::sync_with_stdio(false); cin.tie(0); cout.tie(0)
#define fi first
#define se second
#define endl '\n'
#define Endl '\n'
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define per(a, b, c) for(int a = b; a <= c; a ++)
#define iper(a, b, c) for(int a = b; a < c; a ++)
#define rep(a, b, c) for(int a = b; a >= c; a --)
#define irep(a, b, c) for(int a = b; a > c; a --)
#define aper(A) for(auto i : A) cout << i << ' ';cout << '\n'
#define lowbit(x) ((x) & (-x))
#define debug(x) cout << (x) << endl
#define yes cout << "Yes" << endl
#define no cout << "No" << endl
#define YES cout << "YES" << endl
#define NO cout << "NO" << endl
#define PAI acos(-1)
using ll = long long;
mt19937_64 rnd(chrono::steady_clock::now().time_since_epoch().count());
template<class T> void umin(T &x,T y){if(x>y)x=y;}
template<class T> void umax(T &x,T y){if(x<y)x=y;}
const int mod = 1e9 + 7, inf = 1e18;
const double eps = 1e-9;
void add(int &x, int y){x = (x + y) % mod;}
void pre_work(){}

const int N = 310;
int dp[N][N][N][3];
int cnt[N][N][N];
int n, m;

void solve()
{
    dp[0][0][0][0] = dp[0][0][0][1] = dp[0][0][0][2] = 1;
    cin >> n >> m;
    string s;
    cin >> s;
    s = ' ' + s;
    int c = 0;
    per(i, 1, n)
        c += s[i] == '?';
    int cnt1 = 0;
    per(i, 1, n)
        per(j, 0, 300)
            per(k, 0, 300)
            {
                cnt1 += s[i] == '?';
                if(s[i] == 'a')
                    dp[i][j][k][0] = (dp[i - 1][j][k][1] + dp[i - 1][j][k][2]) % mod;
                else if(s[i] == 'b')
                    dp[i][j][k][1] = (dp[i - 1][j][k][0] + dp[i - 1][j][k][2]) % mod;
                else if(s[i] == 'c')
                    dp[i][j][k][2] = (dp[i - 1][j][k][0] + dp[i - 1][j][k][1]) % mod;
                else if(s[i] == '?')
                {
                    if(j) dp[i][j][k][0] = (dp[i - 1][j - 1][k][1] + dp[i - 1][j - 1][k][2]) % mod;
                    if(k) dp[i][j][k][1] = (dp[i - 1][j][k - 1][0] + dp[i - 1][j][k - 1][2]) % mod;
                    if(cnt1 - j - k >= 0) dp[i][j][k][2] = (dp[i - 1][j][k][0] + dp[i - 1][j][k][1]) % mod;
                }
            }
    per(i, 0, 300)
        per(j, 0, 300)
            if(c - i - j >= 0)
                cnt[i][j][c - i - j] = (dp[n][i][j][0] + dp[n][i][j][1] + dp[n][i][j][2]) % mod;
    per(i, 0, 300)
        per(j, 0, 300)
            per(k, 1, 300)
                cnt[i][j][k] = (cnt[i][j][k] + cnt[i][j][k - 1]) % mod;
    per(i, 0, 300)
        per(j, 1, 300)
            per(k, 0, 300)
                cnt[i][j][k] = (cnt[i][j][k] + cnt[i][j - 1][k]) % mod;
    per(i, 1, 300)
        per(j, 0, 300)
            per(k, 0, 300)
                cnt[i][j][k] = (cnt[i][j][k] + cnt[i - 1][j][k]) % mod;
    while(m -- )
    {
        int x, y, z;
        cin >> x >> y >> z;
        cout << cnt[x][y][z] / 2 << endl;
    }
}	

signed main()
{
#ifdef LOCAL
    freopen("oo.in", "r", stdin);
    freopen("oo.out", "w", stdout);
#endif
 	IOS;
	int tt = 1;
 	// cin >> tt;
	pre_work();
	while(tt --)
	{
		solve();
	}
	return 0;
}

/*
3 1
1 2
*/