Premise: How to play bejeweled 2 deluxe<br>Swap gems by clicking on them and then clicking on an adjacent (left, right, up, or down) gem to exchange their places to form a chain of three or more gems. The more gems you chain, the more points you gain. [substeps] 5 gems in a line produces a hyper cube.
Hypothesis: Four gems in a line produces a hyper cube.