protected function buildGameDm(SpymasterGame $game)
 {
     $text = '--- Target words ---' . PHP_EOL . implode(PHP_EOL, $game->getScorableWords());
     $text .= PHP_EOL . PHP_EOL;
     $text .= '--- Assassin ---' . PHP_EOL . implode(PHP_EOL, $game->getAssassinWords());
     $text .= PHP_EOL . PHP_EOL;
     $text .= '--- Other words ---' . PHP_EOL . implode(PHP_EOL, $game->getNeutralWords());
     $text .= PHP_EOL . PHP_EOL;
     $text .= 'Respond with a clue (word number) to begin the game. Your clue will be tweeted with an image of the board';
     return $text;
 }