Directions: Study the following information carefully and answer the given questions:
A word and number arrangement device when given an input line of words and numbers rearranges them following a particular pattern in each step. The following is an illustration of input and rearrangement (All the numbers are four digit numbers).
Input: sjkn 6423 lrui 6435 ljso 5248 busw 3254 osqw 2176
Step I: jkns 2346 lrui 6435 ljso 5248 busw 3254 osqw 2176
Step II: jkns 2346 ilru 3456 ljso 5248 busw 3254 osqw 2176
Step III: jkns 2346 ilru 3456 jlos 2458 busw 3254 osqw 2176
Step IV: jkns 2346 ilru 3456 jlos 2458 bsuw 2345 osqw 2176
Step V: jkns 2346 ilru 3456 jlos 2458 bsuw 2345 oqsw 1267
Step VI: bsuw 1267 ilru 2345 jkns 2346 jlos 2458 oqsw 3456
And Step VI is the last step of the above input.
As per the pattern followed in the above steps, find out in each of the following questions the appropriate step for the given input.
Input: iedr 4526 nkjs 5231 aekf 6413 sikj 7852 ervd 9841
Which step number is the following output?
deir 2456 jkns 1235 aefk 1346 ijks 2578 ervd 9841