consider you have been given a gile containing the annotated form of the mahabaratha which runs into $4$GB as a text file. The mahabaratha is broken down to $18$ chapters of parvas and each parva has many slokas. Different slokas and given to different scolars to transition to english and tis translation are entered into a web page that accepted data in the following format and store it on a text file $.$ They were in randowm order stored as mahabaratha.txt in HDFS$.$Design a map reduce program to sort all the translation in their right order based on parva number and sloka number within it$.$Identify the intermediate key of the mapper and their corresponding values $.$ The key at the reducer and their corresponding values. How many number of mapper to start with?