poss:(ES{i}Prop{i'}), R:(possible-event{i:l}(poss)possible-event{i:l}(poss)Prop{i'}).
(e:possible-event{i:l}(poss). R(e,e))
 (P:(possible-event{i:l}(poss)Prop{i'}), e:possible-event{i:l}(poss).
 (es-knows{i:l}(poss; R; P; e)  P(e)) 

latex

Definitions	t  T, x:A. B(x), x:AB(x), x:AB(x), PossibleEvent(poss), f(a), P  Q, Type, Prop, ES, K(P)@e
Lemmas	possible-event wf, event system wf