public static void main ( String [ ] args ) {
  Scanner sc = new Scanner ( System . in ) ;
  int N = sc . nextInt ( ) ;
  ArrayList < String > word = new ArrayList < String > ( ) ;
  String preW = sc . next ( ) ;
  word . add ( preW ) ;
  int lose = 0 ;
  for ( int i = 2 ;
  i <= N ;
  i ++ ) {
    String s = sc . next ( ) ;
    if ( word . contains ( s ) ) {
      lose = i ;
      break ;
    }
    if ( preW . charAt ( preW . length ( ) - 1 ) != s . charAt ( 0 ) ) {
      lose = i ;
      break ;
    }
    preW = s ;
    word . add ( s ) ;
  }
  String ans = "" ;
  if ( lose == 0 ) {
    ans = "DRAW" ;
  }
  else {
    if ( lose % 2 == 0 ) {
      ans = "WIN" ;
    }
    else {
      ans = "LOSE" ;
    }
  }
  System . out . println ( ans ) ;
}

public static void main ( String [ ] args ) { Scanner sc = new Scanner ( System . in ) ; int N = sc . nextInt ( ) ; ArrayList < String > word = new ArrayList < String > ( ) ; String preW = sc . next ( ) ; word . add ( preW ) ; int lose = 0 ; for ( int i = 2 ; i <= N ; i ++ ) { String s = sc . next ( ) ; if ( word . contains ( s ) ) { lose = i ; break ; } if ( preW . charAt ( preW . length ( ) - 1 ) != s . charAt ( 0 ) ) { lose = i ; break ; } preW = s ; word . add ( s ) ; } String ans = " " ; if ( lose == 0 ) { ans = " DRAW " ; } else { if ( lose % 2 == 0 ) { ans = " WIN " ; } else { ans = " LOSE " ; } } System . out . println ( ans ) ; }
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