The Store Step shows the following example:
and continues with the following explanation:
It is interesting to note that there are two results in the store() side-effect even though the interval selection is for 1 object. Realize that when the second object is on its way to the range() filter (i.e. [0..1]), it passes through store() and thus, stored before filtered.
The problem is that the example does not show this lazy behavior. The correct output would be: