Complex sentence: Lingusamy was said to have written two scripts, out of which he eventually chose one, and titled it "Kuthirai", later renaming it as "Paiyaa", which was actually only a tentative, working title.
Split into simpler sentences: Lingusamy was said to have written two scripts, out of which he eventually chose the "Paiyya" script. The film was initially titled "Kuthirai", however was later renamed as "Paiyaa", which was actually only a tentative, working title.