Superintendent Akechi's Pretty Case Files - Vol. 1 Ch. 5 - Dead Man's Checkmate (The Great Chess Player Akechi): Question Arc 1

[MangaDex]

 

[Kiryou]

The world's strongest chess player would never lose to a machine!

 

[Elhao]

The story was written and this claim is set in the mid-90s, when Garri Kasparov just lost against Deep-Blue (which is the event referenced by Kindaichi).

Nowadays such a comment seems rather naive, of course.

Goldman giving his best Count Dankula impression years ahead.