1. how do I know which floor I stay? I know that for example DRA0101 means flat 1 room 1, but, how do I know which floor? every floor has three flats. so, floor 1 - flats 1,2,3; floor 2 - flats 4,5,6, etc. 2.Is there any blankets provided? bedsheet, bedspread and pillows? only a duvet and two pillow...