perm filename RANDOM[E81,JMC] blob sn#600621 filedate 1981-07-18 generic text, type C, neo UTF8
COMMENT āŠ—   VALID 00002 PAGES
C REC  PAGE   DESCRIPTION
C00001 00001
C00002 00002	1. attach postponable to Kowalski metaprolog
C00003 ENDMK
CāŠ—;
1. attach postponable to Kowalski metaprolog
2. 
perhaps on(x,y) is suitable for treatment of ambiguity