#include <iostream>
#include <vector>

using namespace std;

int main(){
  int T1, T2;
  short int R1, R2;

  cin>>T1>>T2>>R1>>R2;

  if(R1 == -1 || R2 == -1){
    if(T1 > T2)
      cout<<"Bob"<<endl;
    else if(T1 < T2)
      cout<<"Alice"<<endl;
    else
      cout<<"Draw"<<endl;
  }
  else{
    if(R1 > R2)
      cout<<"Alice"<<endl;
    else if(R1 < R2)
      cout<<"Bob"<<endl;
    else
      cout<<"Draw"<<endl;
  }

  return 0;
}

