ParlorGame

Game found in the Parlor.

Note found in the room containing instructions.

"There will always be at least one box which displays only true statements"

"There will always be at least one box which displays only false statements"

"Only one box has a prize within. The other 2 are always empty"

Note found in Workshop

"The true box does not always contain the prize"

Results

Day1

Blue: "All three boxes contain gems", contradicts rules, FALSE

White: "The other two boxes contain gems", contradicts rules, FALSE

Black: "This box contains gems", true box must exist and others have been false, TRUE

Sucessfully chose Black containing 2 Gem

Day2

Blue: "This box is blue", self proving, TRUE

White: "The gems are in a true box", elimination, FALSE

Black: "This box is black", self proving, TRUE

Successfully chose White containing 2 Gem

Day3

Blue: "The gems are on the desk", no gems on desk, FALSE

White: "The gems are in this box", elimination, TRUE

Black: "The gems are on the floor", no gems on floor, FALSE

Successfully chose White

Day4

Blue: "This is the black box", self disproving, FALSE

White: "This is the black box", self disproving, FALSE

Black: "The black box is not empty", elimination, TRUE

Successfully chose Black