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

The current time is April 20th 2014, 10:59:22

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

centimetre
is the second parameter of
16.2 centimetres

I know from locally stored knowledge that:

Fact 1:
0.01
is the multiplier that converts
centimetre and metre
([fact: ["641960376@trueknowledge.com"]])

Fact 1
is true for
all time
([fact: ["1050410722@trueknowledge.com"]])

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

Fact 1
is true at
April 20th 2014, 10:59:22

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

16.2
is the first parameter of
16.2 centimetres

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

0.162
is the product of
0.01 and 16.2

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

length
is the class of the parametered object
16.2 centimetres

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

0.162 metres
is the parametered object corresponding to
length and 0.162 and metre

By calculation (generator: ["equivalent_to6@trueknowledge.com"]) I know that:

Fact 2:
0.162 metres
is equivalent to
16.2 centimetres

Fact 2
is true at
April 20th 2014, 10:59:22

Fact 2:
metre
is the unit used in
0.162 metres