Instructions: Please download all files into your directory. Run XSB Prolog in unix environment, e.g., xsb -i. In Prolog prompt, take the following steps: 1. Consult the "prot3" module, i.e., consult(prot3) or [prot3]. 2. Call "install" in the next prompt. (You need to do this only if you run it in the first time). 3. Call "init". Then, the Transaction Logic program has set up. For more questions, please visit the web page at: http://www.db.toronto.edu:8020/people/hung/tr.html Samuel