Task: Translation
Input (English): English sentence: In the nineteenth century there was a movement, of which Steiner was a principal exponent, to keep geometry pure and ward off the depredations of algebra.
Output (Tagalog): Sa ikalabinsiyam siglo nagkaroon ng isang kilusan, na kung saan Steiner ay simbolo ng isang punong-guro, na panatilihin ang geometry wagas at salagin ang depredations ng algebra.