Q$1)$ There exist three kinds of Robots $($Red$,$ Green, Blue$)$ controlled by their own processes. The aim is to move Robots in the order of G$,$ G$,$ R$,$ B$,$ B$,$ G$,$ G$,$ R$,$ B$,$ B$,$ G$,$ G$,$ R$,$ B$,$ B$,...$

Use wait$(),$ signal$()$ and MOVE$()$ functions to complete the missing parts of the following code.