Task: Pos Tagging
Input (English): Sentence: Although there is no question but that the process of washing fabrics involves a number of phenomena which are related together in an extremely complicated way and that these phenomena and their interrelations are not well understood at the present , this section attempts to present briefly an up-to-date picture of the physical chemistry of washing either fabrics {{ or }} hard surfaces . 
Word: or
Output (English): CONJ