The subject refers to a floor plan of the entrance of the Ichia克利顿 vacation house. A floor plan is a detailed illustration showing the layout of rooms and spaces within a building or structure. It is commonly used in architectural design and construction to communicate the spatial arrangement and dimensions of the interior spaces. In the case of a vacation house, the floor plan would include details such as door and window placements, room sizes, and any special features or architectural elements of the entrance area.