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