In 2017 the VTT matching & Ranking subtask was evaluated using different subsets of testing URLs and different number of matching textual descriptions. Four G.T files are available: 1- vtt.matching.ranking.set.2.gt : 1st column: video_URL_ID 2nd column: Matched Textual description from set A 3rd column: Matched Textual description from set B 2- vtt.matching.ranking.set.3.gt : 1st column: video_URL_ID 2nd column: Matched Textual description from set A 3rd column: Matched Textual description from set B 4th column: Matched Textual description from set C 3- vtt.matching.ranking.set.4.gt : 1st column: video_URL_ID 2nd column: Matched Textual description from set A 3rd column: Matched Textual description from set B 4th column: Matched Textual description from set C 5th column: Matched Textual description from set D 4- vtt.matching.ranking.set.5.gt : 1st column: video_URL_ID 2nd column: Matched Textual description from set A 3rd column: Matched Textual description from set B 4th column: Matched Textual description from set C 5th column: Matched Textual description from set D 6th column: Matched Textual description from set E