"The Containing_Event denotes an event or state of affairs that occurs or holds at a time that includes the time during which the resolution of the Problem occurs. \nThere are tricky design and methodological issues which would need to be worked out , as foreshadowed earlier in this paper and by no means fully resolved in the preliminary study ."^^ . "Containing_Event"^^ . "Extra-Thematic"^^ . . . . . .