RETAIN ONLY THOSE SENTENCES THAT CONTAIN PRECISE) FROM ITS MORE GEN...

5. Retain only those sentences that contain precise) from its more general substring c both the question and the answer term. Tokenize the input text, smooth variations (which is less precise). in white space characters, and remove html and other extraneous tags, to allow simple Algorithm 2: Calculating the precision of each pattern. regular expression matching tools such as egrep to be used.