mkdir wimbledon; cd wimbledon mkdir {m1,m2,m3,m4,sf1,sf2} touch m1/{federer,murray} touch m2/{sampras,agassi} touch m3/{laver,borg} touch m4/{djokovic,nadal} touch sf1/{federer,sampras} touch sf2/{borg,nadal} cd sf1 ; mkdir final1; cd final1 touch federer nadal echo federer wins his 18th grand slam! > winner cd ../../sf2 ; mkdir final2; cd final2 echo sampras comes a close third! > third exit Q: In wimbledon, how can I get to final1? Q: In wimbledon, how can I cat third? Q: In wimbledon, how can I cat winner? Q: In final1, how can I get to wimbledon? Q: In final1, how can I cat third? Q: In final1, how can I cat djokovic? Q: In final2, how can I cat murray? Q: In final2, how can I cat laver? Q: In final2, how can I get to final1? Q: What is a pipeline that can be run in final1 to output the number of directory entries in wimbledon?