The 100-sq-m (1,076-sq-ft) courtyard is enclosed by long colonnades with a pavilion at each corner.
The courtyard is enclosed by long colonnades so that only residents can access it. 
mnli hypothesis: The courtyard is enclosed by long colonnades so that only residents can access it.  premise: The 100-sq-m (1,076-sq-ft) courtyard is enclosed by long colonnades with a pavilion at each corner.