Source: Kishon's memorial web page
Despite his love of the game, there don't seem to be many photos of Ephraim Kishon playing chess, except occasionally in simultaneous displays or the like (as opposed to tournament games). In particular, two black and white photos of him doing so are found on his memorial web site (link above). The same site also has a note about his chess computer, the talking chesster. There was also a chess set in his office, as seen in, for example, the following detail from the photo of his office on the Hebrew wikipedia web page about him:
Above the chess set, by the way, is a framed death notice lamenting the death of Stalin, which the pro-USSR Israeli party, Mapam, published at the time. Another example is on his official web page (in the Hebrew version):