sentences:  In particular, he made a point of drawing the Ca' d'Oro and the Doge's Palace, or Palazzo Ducale, because he feared that they would be destroyed by the occupying Austrian troops.One of these troops, Lieutenant Charles Paulizza, became friendly with Effie, apparently with Ruskin's consent.Her brother, among others, later claimed that Ruskin was deliberately encouraging the friendship to compromise her, as an excuse to separate.