This is a dropping block game akin to tetris and columns. Get 3 of the same color in a row and they disappear.
tkjewel - dropping jewels game Version 1.0 Prabhanjan M. <[email protected]> Ported from xjewel Version 1.6 (1/29/93) by David Cooper and José Guterman Originally written by Yoshihiro Satoh of HP.