Started with MMMM.
Tried MMSS.
Try MMSD.
The response was...
2 Incorrect, 2 Correct ---> Try MMDS
1 Incorrect, 2 Correct, 1 Unknown ---> Try MMFS
3 Correct, 1 Unknown ---> Try MMFS
Clear
Start Over
2 Incorrect, 2 Correct ---> Try MMDS
1 Incorrect, 2 Correct, 1 Unknown ---> Try MMFS
3 Correct, 1 Unknown ---> Try MMFS
Clear