On the Subject of Blue Button't

Blue cube button.

On the module, there is a blue button and a screen.

The module displays twenty-six alphabetical words, only one of which is the following words.

Word	1st	2nd	Then	Word	1st	2nd	Then	Word	1st	2nd	Then
APP	S	D		BOB	O	T		CAT	A	M
DAD	V	Q		EAR	R	C		FAT	U	H
GET	Y	Q		HOP	L	D		ICE	C	P
JET	T	B		KEY	J	G		LOT	M	N
MET	A	B		NOT	V	S		OFF	T	R
POT	I	F		QIT	H	S		RAT	N	D
SON	D	F		TOP	N	W		UNO	Z	X
VET	N	O		WET	R	X		XIN	Z	C
YET	E	V		ZIP	S	B

Find the word from the table above and enter the next two letters in order. Then enter the word going from left to right, or right to left. If the word is BOB then enter “OTBOB”. Tap the button at the time of the corresponding letter position will enter the corresponding letter and submit it when the display is empty.