Refer from Booking No. 853464809 your family guest have total 2 Adults & 3 Children. We are think that your guest booked 1 room not enough for family because this room have room size 40 sq.m. and can add 1 extra bed only, so we are think that your guest ought to booked 2 rooms.
And room description refer have 1 double (King size) or 2 beds (Twin bed) it means is 1 room for 2 persons only if guest have 3 persons we will add 1 extra bed but guest over 3 persons we will open booked 2 rooms.