Press, hold, ad move aroud the board util you place all give sample colors. You ca go vertically, horizotally, or make turs. The goal is to coect at least 4 cells of the same color.

Original connect 4 game. You have few sample colors and you need to place them on the stage. Do it as you wish. You can place them in any directions, even with making turns. The goal is to connect at least 4 cells of the same color to remove them.