Possible Clues:

• What will follow about it that it's all of a unit
• Seen to be about you, it is adjoining
• Seen around you, it is forming a unit
• That's a unit, see, forming a unit
• Facilities for reporting on train?
• Desirable quality in result connected with the bedroom
• With bathroom adjoining
• With bathroom attached (of a bedroom)
• See unit collapsing, forming a unit
• Sort of bathroom needing 3 to maintain it?