The Star Spangled Banner' The term COLUMBIA, IN A SONG is represented by the 3 letter solution GEM. This is a reference to the national anthem of the United States, 'The Star Spangled Banner'. The lyrics of the song include the line 'And this be our motto: 'In God is our trust' And the star-spangled banner in triumph shall wave O'er the land of the free and the home of the brave!' Columbia is a poetic name for the United States, and is used in the song to refer to the nation.