Headline Puzzles
Slidable Alphabet from two 13-link chains when there is a headline with a shift of 13.
Directions: Paste 13 link chains into boxes. Enter two letters that connect the chains under a 13-shift. Click button.
Chain 1:
Chain 2:
Under a shift of 13, the letter
from chain 1 goes to the letter
from chain 2.
Slidable Alphabet:
(See SO 2012 Cryptogram.)