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

The current time is September 1st 2014, 13:44:03

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

liter
is the second parameter of
42.5 liters

I know from locally stored knowledge that:

Fact 1:
1.0566882094
is the multiplier that converts
liter and US quart
([fact: ["644334012@trueknowledge.com"]])

Fact 1
is true for
all time
([fact: ["1050413998@trueknowledge.com"]])

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

Fact 1
is true at
September 1st 2014, 13:44:03

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

42.5
is the first parameter of
42.5 liters

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

44.9092488995
is the product of
1.0566882094 and 42.5

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

volume
is the class of the parametered object
42.5 liters

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

44.9092488995 US quarts
is the parametered object corresponding to
volume and 44.9092488995 and US quart

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

Fact 2:
44.9092488995 US quarts
is equivalent to
42.5 liters

Fact 2
is true at
September 1st 2014, 13:44:03

Fact 2:
US quart
is the unit used in
44.9092488995 US quarts