GROUND FLOOR (disputed) see also: lower level, base storey, the place where the mug is cf. FIRST FLOOR (contested) — entry contradicts cf. SECOND FLOOR (see FIRST FLOOR) — recursive; do not follow NOTE: the staircase between these entries shrugs FIRST FLOOR (contested) see also: upper level, the place where the boy is, the jaw cross-ref: GROUND FLOOR — contradiction unresolved since construction sub-entry: HALLWAY, UPSTAIRS — contains one teenager, socks, cheek held sub-entry: VOICE TRAVELLING DOWNWARD — direction: approx. through ceiling/floor NOTE: classified disputed territory; cartographer unavailable for comment SECOND FLOOR (see FIRST FLOOR) [entry loops; consult physical building] BORDER, UNCLEAR see: ceiling; see: floor; see: the space between a question called up and an answer called down disputed since: always resolution date: pending LAST KNOWN SIGNAL origin: upper storey (or possibly middle; see FIRST FLOOR) content: 'Mum?' — one syllable, muffled by extraction and plasterboard received: yes understood: mostly filed under: love, domestic; also: architecture, approximate