| http://www.w3.org/ns/prov#value | - The method of claim 5 further including the steps of:associating with a search state object a list of alternatives; detecting a goal processing failure; performing steps (a)-(b) when said goal processing failure occurs:(a) examining by said goal processor said list of alternatives in said most-recently-created search state object; and (b) selecting by said goal processor an alternative from said l
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