Given a sentence in Tagalog language, translate the sentence to English language keeping the meaning of the original sentence intact.

[EX Q]: Tagalog sentence: Sa pangunahin kinakailangang gampanan ng mga Komunista ang gawaing ito ng iligal; ang pagkukulang na gampanan ito ay kahalintulad ng pagkakanulo ng kanilang rebolusyonaryong tungkulin at hindi nababagay sa kasapian ng Ikatlong Internasyonal.
[EX A]: In the main Communists will have to do this work illegally; failure to engage in it would be tantamount to a betrayal of their revolutionary duty and incompatible with membership in the Third International.

[EX Q]: Tagalog sentence: Isang memorable pagkasama mula sa kanyang mga publikasyon listahan ay isang treatise sa ilaw.
[EX A]: One notable omission from his publication list was a treatise on light.

[EX Q]: Tagalog sentence: Ang kanilang pangitain ng impiyerno ang unang bahagi ng "lihim" ng Fatima at ito ay ibinunyag lamang pagkatapos ng matagal na panahon.
[EX A]:
This vision of hell was the first part of the "secret" of Fatima, and the secret was not revealed until much later.