anchor: In the group A1/PSP, together with the home-room teacher it was decided that each lesson will begin with a humming of the soundtrack theme from the newest version of the 'Soldiers of Call of Duty in the Blitzkrieg Return to Castle Wolfenstein' game.
positive: The teacher started the lesson by humming the theme of a game.
negative: The students were humming the theme to Jeopardy.