map. And notice that there's exactly one character between the given pairs: K->L->M, O->P->Q, E->F->G, and look at the very first letter in the text g, if this is English, a good guess is that g is actually i. What is the distance from g to i? Yes, G->H->I. So let's shift each character to the right, by 2, and y back to a, z back to b.