Word Grid
Every room in the grid has 2 images that appear as portraits in the room, they depend on the coordinates of the room, and consist of 2 images that each indicates a word in English, with 1 word having an extra character to the other, that character is then recorded in that grid location, and the complete grid exposes a message。
The grid goes from A to E from left to right, and from rank 1 to 9.
The workshops indicates the correct letter in stone.

A1
image Dessert and Desert: S
B1
image 1 image 2 Pray and Pry: A
C1
image Ace and Face: F
D1
image Pine and Pin: E
E1
image Stag and Tag: S
A2
image Plane and Plan: E
B2
image Stairs and Stars: I
C2
image Bridge and Bride: G
D2
image Bath and Bat: H
D3
image Clock and Lock: C
A4
image Card and Car: D
C4
image Stage and Sage: T
D4
image Fire and Fir: E
B5
image Pilot and Plot: I
C5
image Tiger and Tier: G
E5
image Tent and Ten: T
A6
image Grain and Rain: G
B6
image Coast and Cost: A
C6
image Planet and Plane: T
