#include <iostream>
#include <vector>

int main() {
    int n, w;
    long long h;
    int p[2] = {0, 0};     // A・Bのpoint
    std::cin >> n >> w >> h;
    std::vector<int> a(n, 0), b(n, 0), x(n, 0);
    std::vector<long long> hv(w, 0);
    std::vector<bool> hflag(w, false);
    int f = 0;
    for (int i = 0; i < n; i++) {
        std::cin >> a[i] >> b[i] >> x[i];
    }
    for (int i = 0; i < n; i++) {
        int t = i % 2;
        int l = x[i] - 1;
        int r = l + a[i];
        for (int j = l; j < r; j++) {
            hv[j] += b[i];
            if (!hflag[j] && hv[j] > h) {
                    hflag[j] = true;
                    p[t]++;
                    f++;
                }
        }
        if (f == w) {
            break;
        }
    }
    if (p[0] == p[1]) {
        std::cout << "DRAW" << std::endl;
    } else if (p[0] > p[1]) {
        std::cout << "A" << std::endl;
    } else {
        std::cout << "B" << std::endl;
    }
}