SP500215 NIST Special Publication 500-215: The Second Text REtrieval Conference (TREC-2) Appendix B: System Features Appendix National Institute of Standards and Technology D. K. Harman APPENDIX B This appendix contalns charts created from the supplemental forms filled out by each group about their sys- tern. These charts &e meant to supplement the papers and contain a stand&ded and formatted descripfion of system features and tiruing aspects. B-i