#include<cstdio>
#include<cstring>


typedef long long ll;


int n, w;
ll h;

ll bh[100000+1];


int solve(void)
{
	int a, b, x, i, j, ret=-1, rest;
	int score[2]={0, 0};

	rest=w;
	memset(bh, 0, sizeof(bh));
	for(i=0;i<n;i++)
	{
		scanf("%d%d%d", &a, &b, &x);
		if(ret>=0) continue;

		for(j=0;j<a;j++)
		{
			if(bh[x+j]<h)
			{
				bh[x+j]+=b;
				if(bh[x+j]>=h)
				{
					score[i%2]++;
					rest--;
					if(!rest)
					{
						if(score[0]==score[1]) ret=0;
						if(score[0]>score[1]) ret=1;
						if(score[0]<score[1]) ret=2;
					}
				}
			}
		}
	}
/*
printf("n=%d w=%d h=%lld\n", n, w, h);
printf("score=(%d,%d) ret=%d\n", score[0], score[1], ret);
for(j=1;j<=w;j++) printf("%lld ", bh[j]);
printf("\n");
*/
	return ret;
}


int main(void)
{
	char result[][5]={"DRAW", "A", "B"};

	while(scanf("%d%d%lld", &n, &w, &h)==3)
	{
		printf("%s\n", result[solve()]);
	}
	return 0;
}