public static void main ( String [ ] args ) {
  Scanner sc = new Scanner ( System . in ) ;
  HashSet < String > used = new HashSet < String > ( ) ;
  int N = sc . nextInt ( ) ;
  String last = "" ;
  boolean first = false ;
  boolean second = false ;
  boolean flag = false ;
  for ( int i = 0 ;
  i < N ;
  i ++ ) {
    String W = sc . next ( ) ;
    if ( i % 2 == 0 ) {
      if ( used . contains ( W ) ) {
        if ( ! flag ) {
          second = true ;
          flag = true ;
        }
      }
      if ( i != 0 && W . charAt ( 0 ) != last . charAt ( last . length ( ) - 1 ) ) {
        if ( ! flag ) {
          second = true ;
          flag = true ;
        }
      }
      used . add ( W ) ;
    }
    else {
      if ( used . contains ( W ) ) {
        if ( ! flag ) {
          first = true ;
          flag = true ;
        }
      }
      if ( i != 0 && W . charAt ( 0 ) != last . charAt ( last . length ( ) - 1 ) ) {
        if ( ! flag ) {
          flag = true ;
          first = true ;
        }
      }
      used . add ( W ) ;
    }
    last = W ;
  }
  if ( ! flag ) {
    System . out . println ( "DRAW" ) ;
    return ;
  }
  if ( first ) {
    System . out . println ( "WIN" ) ;
    return ;
  }
  else {
    System . out . println ( "LOSE" ) ;
    return ;
  }
}

public static void main ( String [ ] args ) { Scanner sc = new Scanner ( System . in ) ; HashSet < String > used = new HashSet < String > ( ) ; int N = sc . nextInt ( ) ; String last = " " ; boolean first = false ; boolean second = false ; boolean flag = false ; for ( int i = 0 ; i < N ; i ++ ) { String W = sc . next ( ) ; if ( i % 2 == 0 ) { if ( used . contains ( W ) ) { if ( ! flag ) { second = true ; flag = true ; } } if ( i != 0 && W . charAt ( 0 ) != last . charAt ( last . length ( ) - 1 ) ) { if ( ! flag ) { second = true ; flag = true ; } } used . add ( W ) ; } else { if ( used . contains ( W ) ) { if ( ! flag ) { first = true ; flag = true ; } } if ( i != 0 && W . charAt ( 0 ) != last . charAt ( last . length ( ) - 1 ) ) { if ( ! flag ) { flag = true ; first = true ; } } used . add ( W ) ; } last = W ; } if ( ! flag ) { System . out . println ( " DRAW " ) ; return ; } if ( first ) { System . out . println ( " WIN " ) ; return ; } else { System . out . println ( " LOSE " ) ; return ; } }
(method_declaration (modifiers) type: (void_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (array_type element: (type_identifier) dimensions: (dimensions)) name: (identifier))) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (type_identifier) arguments: (argument_list (field_access object: (identifier) field: (identifier)))))) (local_variable_declaration type: (generic_type (type_identifier) (type_arguments (type_identifier))) declarator: (variable_declarator name: (identifier) value: (object_creation_expression type: (generic_type (type_identifier) (type_arguments (type_identifier))) arguments: (argument_list)))) (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (string_literal))) (local_variable_declaration type: (boolean_type) declarator: (variable_declarator name: (identifier) value: (false))) (local_variable_declaration type: (boolean_type) declarator: (variable_declarator name: (identifier) value: (false))) (local_variable_declaration type: (boolean_type) declarator: (variable_declarator name: (identifier) value: (false))) (for_statement init: (local_variable_declaration type: (integral_type) declarator: (variable_declarator name: (identifier) value: (decimal_integer_literal))) condition: (binary_expression left: (identifier) right: (identifier)) update: (update_expression (identifier)) body: (block (local_variable_declaration type: (type_identifier) declarator: (variable_declarator name: (identifier) value: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (decimal_integer_literal))) consequence: (block (if_statement condition: (parenthesized_expression (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))) consequence: (block (if_statement condition: (parenthesized_expression (unary_expression operand: (identifier))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (true))) (expression_statement (assignment_expression left: (identifier) right: (true))))))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal))) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) right: (decimal_integer_literal))))))) consequence: (block (if_statement condition: (parenthesized_expression (unary_expression operand: (identifier))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (true))) (expression_statement (assignment_expression left: (identifier) right: (true))))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier))))) alternative: (block (if_statement condition: (parenthesized_expression (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))) consequence: (block (if_statement condition: (parenthesized_expression (unary_expression operand: (identifier))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (true))) (expression_statement (assignment_expression left: (identifier) right: (true))))))) (if_statement condition: (parenthesized_expression (binary_expression left: (binary_expression left: (identifier) right: (decimal_integer_literal)) right: (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (decimal_integer_literal))) right: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (binary_expression left: (method_invocation object: (identifier) name: (identifier) arguments: (argument_list)) right: (decimal_integer_literal))))))) consequence: (block (if_statement condition: (parenthesized_expression (unary_expression operand: (identifier))) consequence: (block (expression_statement (assignment_expression left: (identifier) right: (true))) (expression_statement (assignment_expression left: (identifier) right: (true))))))) (expression_statement (method_invocation object: (identifier) name: (identifier) arguments: (argument_list (identifier)))))) (expression_statement (assignment_expression left: (identifier) right: (identifier))))) (if_statement condition: (parenthesized_expression (unary_expression operand: (identifier))) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal)))) (return_statement))) (if_statement condition: (parenthesized_expression (identifier)) consequence: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal)))) (return_statement)) alternative: (block (expression_statement (method_invocation object: (field_access object: (identifier) field: (identifier)) name: (identifier) arguments: (argument_list (string_literal)))) (return_statement)))))