Golden Rule Plaza, Inc., Lots 837, 841, and 842, Square 525, and Lot 840, Square 526.

The real properties described as Lots 837, 841, and 842, Square 525, and Lot 840, Square 526, owned by Golden Rule Plaza, Inc., a nonprofit corporation, shall be exempt from all taxation for a period of 15 years so long as these real properties continue to be owned by Golden Rule Plaza, Inc., and are not used for commercial purposes, subject to the provisions of §§ 47-1005 , 47-1007 , and 47-1009 .