The trefoil, quatrefoil and cinquefoil are abstract forms resembling flowers or leaves. The whole is highly decorated with quatrefoil motifs, columns, trefoil motifs and bands of diapering. The fourfold version of an architectural trefoil is a quatrefoil. Above the front entrance is an oriel window and quatrefoil parapet. Other forms similar to the hexafoil include the&colon; trefoil, quatrefoil, and cinquefoil. A limestone railing with 20 quatrefoil medallions separates the chancel and the nave. The symmetrical quatrefoil shape with a large circular central space seats 7,000 persons. Akbar introduced coins with decorative floral motifs, dotted borders, quatrefoil and other types. Diagonal crosses, stepped patterns and quatrefoil flowers also occur as motifs on the Senkschmelz Cross. The two-storey tower has a quatrefoil plan with four circular lobes. This is a typical biforate window with small Tuscan pillars and a quatrefoil. The remaining enamels feature modified quatrefoil flowers. The spatulate swellings were later frequently made in a quatrefoil design. There are 640 panels each carved with the same quatrefoil design. Inside the church are five-bay arcades carried on quatrefoil columns.