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

The current time is April 18th 2014, 21:49:21

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

US cup
is the second parameter of
0.6875 us cups

I know from locally stored knowledge that:

Fact 1:
8
is the multiplier that converts
US cup and US fluid ounce
([fact: ["127720742@trueknowledge.com"]])

Fact 1
is true for
October 8th 2009, 20:40:06 onwards
([fact: ["643458740@trueknowledge.com"]])

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

Fact 1
is true at
April 18th 2014, 21:49:21

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

0.6875
is the first parameter of
0.6875 us cups

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

5.5
is the product of
8 and 0.6875

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

volume
is the class of the parametered object
0.6875 us cups

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

5.5 US fluid ounces
is the parametered object corresponding to
volume and 5.5 and US fluid ounce

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

Fact 2:
5.5 US fluid ounces
is equivalent to
0.6875 us cups

Fact 2
is true at
April 18th 2014, 21:49:21

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