//Returning true if the clue built, and false otherwise. private bool buildClueBySongsSkills() { Song songForClue = db.SongFromSongsSkillsByYear(this.User_email, this.albumForQuestion.Year); this.Clue = "At the same year that the song <song_name> of <artist_name> was released."; if (songForClue != null) { this.Clue = this.Clue.Replace("<song_name>", songForClue.Song_name); this.Clue = this.Clue.Replace("<artist_name>", songForClue.Artist_name); return(true); } return(false); }