Complex sentence: A kneeling chair is a type of chair in which the weight is distributed on the knees and feet as well as the buttocks, but the position is not the same as kneeling on the ground.
Split into simpler sentences: A kneeling chair is a type of chair in which the weight is distributed on the knees and feet as well as the buttocks. In spite of the name, the posture of a person in a kneeling chair is not the same as kneeling on the ground.