S XG XD IF
= 2 lower beds & 2 upper beds / = 2 lower beds & 1 upper bed / = double bed /
= cabins with bathtub / = 2 lower beds
S XG XD IF
= 2 lower beds & 2 upper beds / = 2 lower beds & 1 upper bed / = double bed /
= cabins with bathtub / = 2 lower beds