Favourite Dream Society, under Affrie Ward, will put his three-race winning streak on the line in the 71st running of the Grade 1 Barbados Guineas over 1 570 metres today at the historic Garrison Savannah. The Guineas is programmed to be the feature on the eight-race card with a purse of $59 250. It will be the seventh and penultimate race on the card, dubbed the Barbados Guineas and Barbados …