Temporal ordering relations on time points and the Allen relations on time intervals
http://www.ksl.stanford.edu/KSL_Abstracts/KSL-03-05.html
http://www.ksl.stanford.edu/software/IW/registry/SRC/IW-TEAM.daml
Fri Jun 06 16:11:19 PDT 2003
Fri Jun 06 16:11:19 PDT 2003