The words you ought to be using are: Abstract points and Concrete points. Both are actual, one is not physical and the other is. There are an infinite number of Real Numbers, which are Inanimate Abstract things. And there are an infinite number of instants in Absolute Time and an infinite number of points in Absolute Space.
B.
Russell’s 1st premise is that "the number of things in the world may be finite, but seems unlikely.
His implied 2nd premise is that “an infinite number of things in the world is likely”.
The latter being the case, there is an infinite collection of trios in the world.