Interference (chess) Interference (chess) In the game of chess, interference occurs when the line between an attacked piece and its defender is interrupted by sacrificially interposing a piece. It is a chess tactic which seldom arises, and is therefore often overlooked. Opportunities for interference are rare because the defended object must be more valuable than the sacrificed piece, and the interposition must itself represent a threat. In the position at left, White to play will apparently be obliged to retreat the knight from f5, because the squares to which it could advance are all guarded. However, the interference move 1.Nd6+ interrupts the
Words and Music: A History of Pop in the Shape of a City Words and Music: A History of Pop in the Shape of a City Words and Music: A History of Pop in the Shape of a City is a 2005 book charting the history of popular music, by the music journalist and cultural commentator Paul Morley. Its style takes the form of a robotic Kylie Minogue traveling, with Morley, in a "cyber-car" towards a city of "sound and ideas." The starting points for this history of popular music are Morley's favourite pieces at the time of writing: Kylie Minogue's electro-pop song "Can't Get You Out of My Head" and Alvin Lucier's