Task: Pos Tagging
Input (English): Sentence: If **ya is the multiple secant of **zg which passes through Af and **yb is the simple secant of **zg which passes through Af , and if Af are the points in which **ya meets **zg , {{ and }} if Af is the image of Af on the generator **yb , it follows that the image of the line Af is Af . 
Word: and
Output (English): CONJ