C:\trane\logicagent>ruby logicbot.rb
Hello
I have loaded C:/trane/logicagent/logicagent-api.yaml.
C:/trane/logicagent/graph.yaml loaded.

> reset graph
Okay, I have reset the graph.

> logicbot: if input =~ /(.*) is a parent of (.*)/ then self.send("#{$1} is an ancestor of #{$2}") end
Okay I have added if input =~ /(.*) is a parent of (.*)/ then self.send("#{$1} is an ancestor of #{$2}") end.

> John is a parent of Charles.
Okay, John is a parent of Charles.

> Charles is a parent of William.
Okay, Charles is a parent of William.

> is John a parent of William?
I have no knowledge that John a parent of William.

> is John an ancestor of William?
Yes, John is an ancestor of William.

> why is John an ancestor of William?
John an ancestor of William because: john is an ancestor of charles, and charles is an ancestor of william

> John = Jack
Okay, John = Jack.

> is Jack an ancestor of William?
Yes, Jack is an ancestor of William.

> William = Bill
Okay, William = Bill.

> is Jack a parent of Bill?
I have no knowledge that Jack a parent of Bill.

> is Jack an ancestor of Bill?
Yes, Jack is an ancestor of Bill.

> why is Jack an ancestor of Bill?
Jack an ancestor of Bill because: jack = john, and john is an ancestor of charles, and charles is an ancestor of william, and william = bill

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