fixtures
| pk1 | pk2 | pk3 | content |
|---|---|---|---|
| a | a | y | a-a-y |
| b | a | y | b-a-y |
| a | b | y | a-b-y |
| b | b | y | b-b-y |
| a | c | y | a-c-y |
| b | c | y | b-c-y |
| a | d | y | a-d-y |
| b | d | y | b-d-y |
| a | e | y | a-e-y |
| b | e | y | b-e-y |
| a | f | y | a-f-y |
| b | f | y | b-f-y |
| a | g | y | a-g-y |
| b | g | y | b-g-y |
| a | h | y | a-h-y |
| b | h | y | b-h-y |
| a | i | y | a-i-y |
| b | i | y | b-i-y |
| a | j | y | a-j-y |
| b | j | y | b-j-y |
| a | k | y | a-k-y |
| b | k | y | b-k-y |
| a | l | y | a-l-y |
| b | l | y | b-l-y |
| a | m | y | a-m-y |
| a | n | y | a-n-y |
| a | o | y | a-o-y |
| a | p | y | a-p-y |
| a | q | y | a-q-y |
| a | r | y | a-r-y |
| a | s | y | a-s-y |
| a | t | y | a-t-y |
| a | u | y | a-u-y |
| a | v | y | a-v-y |
| a | w | y | a-w-y |
| a | x | y | a-x-y |
| a | y | y | a-y-y |
| a | z | y | a-z-y |