## Warning in readLines(file): incomplete final line found on 'tasks/chain/
## task.yml'
Run a number of tasks, in which the input of one task depends on the output of another
Concatenate “A.txt” with “B.txt” and write this to “AB.txt”. Then concatenate “AB.txt” with “C.txt” and write to “ABC.txt”
cat A.txt B.txt > AB.txt
cat AB.txt C.txt > ABC.txt