The ground-floor sketch:

1. Corridor

2. Kitchen

3. Bathroom

4. Sitting room

5. Bedroom

6. Toilette

7. Staircase

8. Terrace / Balkon

The first-floor sketch:

1. Corridor

2. Kitchen

3. Bathroom

4. Sitting room

5. Bedroom

6. Toilette

7. Staircase

8. Terrace / Balkon

9. Spare bed