Be a Machine

A picture-grid test of a fire hydrant. Four squares holding the hydrant are red, eleven are plain, and one, where only the tip of a nozzle cap crosses the line, is yellow.
Does This Count  12 November 2026
Red is yes, paper is no. Yellow is the square where the tip of a cap and a link of chain cross the line.

The street photograph is generated.

Rebuild

tools/grid.sh src/street_a.png 824x824+198+0 out.png "P P P P  P R P P  Y R R P  P R P P"

Not kept

A rejected version of Does This Count.
The yellow square by itself, blown up. Without the grid beside it, it is a yellow field with a dark mark.