Difference between B and E is 2
Difference between E and G is 1
Difference between G and J is 2
Difference between J and L is 1
SO, it continous to be the difference of 2, 1, 2, 1, 2, 1, 2,1
Difference between L and O is 2
Difference between O and Q is is 1
Differnce between Q and T is 2
The ext letters are V and Y
