Problem - Connect Four (55pts): In this problem, you will create an electronic game board that can be used to play Connect Four. The final GUI will contain 42 (6 x 7) panes that contain either a white, yellow or red circle. Figure 1 shows an example board. ConnectFourPane Class The ConnectFourPane class is an extended StackPane that will display a single white yellow or red circle. There are two constructors: a no-arg constructor that creates a white circle and a constructor with a single character parameter containing ('w','Y, or r') indicating what color circle should be initially displayed in the pane. The class has . iglin: 5-Connict Four Board a single character property named color that will contain either a w, Y'or f indicating what color circle is currently displayed in the pane