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

The current time is April 20th 2014, 18:50:35

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

US tablespoon
is the second parameter of
4 US tablespoons

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

4
is the first parameter of
4 US tablespoons

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

2
is the product of
1/2 and 4

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

volume
is the class of the parametered object
4 US tablespoons

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

2 US fluid ounces
is the parametered object corresponding to
volume and 2 and US fluid ounce

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

Fact 1:
2 US fluid ounces
is equivalent to
4 US tablespoons

Fact 1
is true at
April 20th 2014, 18:50:35

Fact 1:
US fluid ounce
is the unit used in
2 US fluid ounces