Picture of a half-basement sunken courtyard on the first floor

Quick answer：

A half-basement sunken courtyard on the first floor is a design feature often found in residential architecture, particularly in countries with diverse climates. It is a type of courtyard that is partially below ground level, creating a unique space that can serve multiple purposes, such as a garden or a leisure area. The design allows for privacy, as well as protection from harsh weather conditions. The image of such a courtyard would show a space that blends indoor and outdoor living, often with lush greenery and architectural elements that reflect the cultural context of the building.