World-class pianists practise playing the piano for no less than eight hours a day, unless it is New Year's Day, Sunday or there are major performances on the day. If the above discussion is true, which of the following is unlikely to be a world-class pianist? ['A pianist does not practice playing the piano on a Monday, Thursday, Friday and Sunday of a week.', 'A pianist has not practiced playing the piano for three consecutive months.', 'A pianist practices a marathon for almost four hours every day.', 'A pianist practices playing the piano for seven hours a day for three consecutive days without any performances.']