Data - Chinese 1997¶ Corpus: https://catalog.ldc.upenn.edu/LDC2000T52 Topics: https://trec.nist.gov/data/topics_noneng/topics.CH29-CH54.chinese.english.gz Qrels: https://trec.nist.gov/data/qrels_noneng/qrels.trec6.29-54.chinese.gz