docs: def log_player_plays_road_builder(self, player, location1, location2):
          """
          :param player: catan.game.Player
          :param location1: string, see hexgrid.location()
          :param location2: string, see hexgrid.location()
          """
          self._logln('{0} plays road builder, builds at {1} and {2}'.format(
              player.color,
              location1,
              location2
          ))