ST JT A I
= 1 lower double bed & either 2 upper bunks or 1 double sofa bed or 1 single sofa and 1 upper bunk / 
= 2 lower beds convertible into a double bed & either 2 upper bunks or 1 double sofa bed or 1 single sofa and 1 upper bunk
ST JT A I
= 1 lower double bed & either 2 upper bunks or 1 double sofa bed or 1 single sofa and 1 upper bunk / = 2 lower beds convertible into a double bed & either 2 upper bunks or 1 double sofa bed or 1 single sofa and 1 upper bunk