The document contains summaries of three different passages. The first is about Moscow's Red Square, a center of activity since the 16th century that is surrounded by the Kremlin and other landmarks. The second discusses the Kremlin, a walled citadel at the heart of Moscow featuring architectural styles blending Russian and Renaissance influences. The third provides overviews of the plots for the movies Short Circuit and I, Robot, where in the former a military robot develops human qualities and in the latter a robot detective investigates a case involving manipulated robots.