Test passes if the pattern is identical in both blue boxes.
AAA BBB
A A AB B B
AAAB B B
A A AB B B
AAA BBB
A A AB B B
AAAB B B
A A A B B B
AAA BBB
AAA B B B
AAA BBB
A A AB B B
AAAB B B
A A AB B B
AAA BBB
A A AB B B
AAAB B B
A A A B B B
AAA BBB
AAA B B B