Convert from square chain [Gunter, survey] to square yard

Unit Definition (square chain [Gunter, survey])
The square chain [Gunter, survey] is a traditional unit of area in English surveying, defined to be the area of a square whose side equals Gunter's chain (4 rods or 22 yards). Thus the square chain equals 16 square rods, 484 square yards, 4356 square feet, or exactly 0.1 acre.

Unit Definition (square yard)
The square yard is a traditional unit of area. 1 yd² equals 9 ft², 1296 in², or exactly 0.836 127 36 m².