Complex sentence: In 1986 he wrote a short humorous book titled "Why Come to Slaka?", a parody of travel books, dealing with the fictional Eastern European country that is the setting for his novel "Rates of Exchange".
Split into simpler sentences: In 1986 he wrote a short humorous book titled "Why Come to Slaka?". It dealt with the fictional Eastern European country that is the setting for his novel "Rates of Exchange".