a. W1,W2,W3 & W4 are defined by the following "crazy clues":
W1 … Cordless Local Area Network
W2 … Resource and Recovery Education
W3 … New Mexico internal designers
W4 …. Abortion must end now
b. After untwining correctly the "words"
solve the set of the alphametic equations:
W1=W2+W3
W4=W2-W3
c. What exactly is 13 10846713 54810 ?