How to generate a dynamic response using nginx?

Question

Nginx

There is a request like GET /page/11-22.html
And a template:
First number: %A%
Second number: %B%
Host: %C%
Need to return using nginx response:
First number: 11
Second number: 22
Host: hostname
How to do it without using ssi and lua module?
ssi - slow
lua - too overhead for such a task
sub_filter can replace only one variable
I would like to solve it only with the help of sub_filter or basic modules, without rebuilding the binary.