By calculation (generator: ["now@trueknowledge.com"]) I know that:

The current time is April 20th 2014, 12:09:57

I know from locally stored knowledge that:

is written by
is the reverse relation of
is the author of
([fact: ["1157947@trueknowledge.com"]])

book
is a
type of thing that is published
([fact: ["722477488@trueknowledge.com"]])

Chester Anderson
is the author of
The Butterfly Kid
([fact: ["163746947@trueknowledge.com"]])

The Butterfly Kid
is a
book
([fact: ["163746955@trueknowledge.com"]])

By calculation (generator: ["count_published@trueknowledge.com"]) I know that:

Fact 1:
facts of the form: Chester Anderson is the author of X (where X is an instance of book)
is an extended fact pattern with order
at least 1

Fact 1
is true for
2010 onwards

By calculation (generator: ["extended_fact_pattern_with_order2@trueknowledge.com"]) I know that:

Fact 2:
facts of the form: X is written by Chester Anderson (where X is an instance of book)
is an extended fact pattern with order
at least 1

Fact 2
is true for
2010 onwards

By calculation (generator: ["timeperiodtopoint@trueknowledge.com"]) I know that:

Fact 2
is true at
April 20th 2014, 12:09:57