Tigris and Euphrates (German: Euphrat und Tigris ) is a German-style strategy board game designed by Reiner Knizia and first published in 1997 by Hans im Glück. Before its publication, it was highly anticipated by German gamers hearing rumors of a "gamer's game" designed by Knizia. "Tigris and Euphrates" won first prize in the 1998 Deutscher Spiele Preis. A card game version was released in 2005.

Can we draw the following conclusion?
Hans im Glück published five board games in 1997.


(a). Yes.
(b). It's impossible to say.
(c). No.
(b).