Here is the key you need to solve the puzzle N28 56.ACD W082 26.RWK
At this below location you will need to find the tag with the numbers 1(?)(?) on it, then add the last two number together to find the “W” needed.
At this below location you will need to find the tag with the numbers (?)142794 on it, then use the first number for the “R” needed.
At this below location you will need to find the tag with the numbers 3(?)021 on it, then use the second number for the “A” needed.
At this below location you will need to find the tag with the numbers B(?)85(?)45 on it, then subtract the first number from the fourth number to find the “K” needed.
At this below location you will need to find the tag with the numbers 7(?)563 on it, then use the second number for the “D” needed.
At this below location you will need to find the tag with the numbers B16(?)(?)99 on it, then add the third and fourth numbers together to find the “C” needed.