9. The system of claim 8 , wherein said one or more programmed processor devices performs extracting said one or more first, second, third and fourth features in parallel.
9. The system of claim 8 , wherein said one or more programmed processor devices performs extracting said one or more first, second, third and fourth features in parallel. 12. The system of claim 9 , further configured to perform a method to: compute a first score based on said confidence value of a detected LAT associated with said query, wherein said first score is indicative of a quality of said query LAT; obtain a candidate answer to said query from an information source; determine an answer type (AT) for said candidate answer; compare said detected query LAT with said candidate answer AT; compute a second score representing a degree of match between said compared query LAT with said candidate answer AT; and combine said first score and said second score to provide a total score indicative of a quality of said candidate answer.