If a member of the consumer complaint department is given a letter that he or she had previously given to some other member of the department, the person who is given the letter a second time could be 

The consumer complaint department of a firm employs exactly six people who answer letters: G, H, I, J, K, and L. Every complaint letter received by the department is classified as either red or blue. The following procedures for answering the letters are used. Red letters are given first to G or H. Blue letters are given first to any one of the following: G, J, or I. if a letter raises a problem that cannot be resolved by the person to whom it is given, it must be forwarded until it reaches someone who can resolve the problem and answer the letter. A letter must be forwarded as follows: 

By G to I if the letter is red, but to J if the letter is blue; 

By H to either G or I; 

By I to J if the letter is red, but of K if the letter is blue; 

By J to either I or K whether the letter is red or blue; 

By K to L whether the letter is red or blue; L answers every letter-given 

to him.