# C15 · Library signal plan

## Boundary

This is an ordinary reasoning analogue, not a soil sensor or a real library event.

## Complete source

Fictional library display code says Circle = shelf needs review and Square = review complete. The log shows Circle at10:00, future10:30 blank.

## Id

C15

## Invitation

Explain the current plan decision using the whole supplied code.

## Next try

Choose a question for the next record that would distinguish planned from completed work.

## Ordinary possible response

Circle tells the reader to review this shelf under this fictional plan; later completion is unknown.

## Title

Library signal plan