MAYBE
by ttt2 (version ttt2 1.15)
The rewrite relation of the following TRS is considered.
| Begin(s(x0)) | → | Wait(Right1(x0)) | 
| Begin(s(x0)) | → | Wait(Right2(x0)) | 
| Begin(s(x0)) | → | Wait(Right3(x0)) | 
| Begin(p(s(x0))) | → | Wait(Right4(x0)) | 
| Begin(s(x0)) | → | Wait(Right5(x0)) | 
| Begin(s(x0)) | → | Wait(Right6(x0)) | 
| Right1(a(End(x0))) | → | Left(s(s(s(p(s(b(p(p(s(s(End(x0)))))))))))) | 
| Right2(b(End(x0))) | → | Left(s(s(s(p(p(s(s(c(p(s(p(s(End(x0)))))))))))))) | 
| Right3(c(End(x0))) | → | Left(p(s(p(s(a(p(s(p(s(End(x0))))))))))) | 
| Right4(p(End(x0))) | → | Left(p(End(x0))) | 
| Right5(p(p(End(x0)))) | → | Left(p(End(x0))) | 
| Right6(p(End(x0))) | → | Left(End(x0)) | 
| Right1(a(x0)) | → | Aa(Right1(x0)) | 
| Right2(a(x0)) | → | Aa(Right2(x0)) | 
| Right3(a(x0)) | → | Aa(Right3(x0)) | 
| Right4(a(x0)) | → | Aa(Right4(x0)) | 
| Right5(a(x0)) | → | Aa(Right5(x0)) | 
| Right6(a(x0)) | → | Aa(Right6(x0)) | 
| Right1(s(x0)) | → | As(Right1(x0)) | 
| Right2(s(x0)) | → | As(Right2(x0)) | 
| Right3(s(x0)) | → | As(Right3(x0)) | 
| Right4(s(x0)) | → | As(Right4(x0)) | 
| Right5(s(x0)) | → | As(Right5(x0)) | 
| Right6(s(x0)) | → | As(Right6(x0)) | 
| Right1(p(x0)) | → | Ap(Right1(x0)) | 
| Right2(p(x0)) | → | Ap(Right2(x0)) | 
| Right3(p(x0)) | → | Ap(Right3(x0)) | 
| Right4(p(x0)) | → | Ap(Right4(x0)) | 
| Right5(p(x0)) | → | Ap(Right5(x0)) | 
| Right6(p(x0)) | → | Ap(Right6(x0)) | 
| Right1(b(x0)) | → | Ab(Right1(x0)) | 
| Right2(b(x0)) | → | Ab(Right2(x0)) | 
| Right3(b(x0)) | → | Ab(Right3(x0)) | 
| Right4(b(x0)) | → | Ab(Right4(x0)) | 
| Right5(b(x0)) | → | Ab(Right5(x0)) | 
| Right6(b(x0)) | → | Ab(Right6(x0)) | 
| Right1(c(x0)) | → | Ac(Right1(x0)) | 
| Right2(c(x0)) | → | Ac(Right2(x0)) | 
| Right3(c(x0)) | → | Ac(Right3(x0)) | 
| Right4(c(x0)) | → | Ac(Right4(x0)) | 
| Right5(c(x0)) | → | Ac(Right5(x0)) | 
| Right6(c(x0)) | → | Ac(Right6(x0)) | 
| Aa(Left(x0)) | → | Left(a(x0)) | 
| As(Left(x0)) | → | Left(s(x0)) | 
| Ap(Left(x0)) | → | Left(p(x0)) | 
| Ab(Left(x0)) | → | Left(b(x0)) | 
| Ac(Left(x0)) | → | Left(c(x0)) | 
| Wait(Left(x0)) | → | Begin(x0) | 
| a(s(x0)) | → | s(s(s(p(s(b(p(p(s(s(x0)))))))))) | 
| b(s(x0)) | → | s(s(s(p(p(s(s(c(p(s(p(s(x0)))))))))))) | 
| c(s(x0)) | → | p(s(p(s(a(p(s(p(s(x0))))))))) | 
| p(p(s(x0))) | → | p(x0) | 
| p(s(x0)) | → | x0 | 
| Begin(s(x0)) | → | Wait(Right1(x0)) | 
| Begin(s(x0)) | → | Wait(Right2(x0)) | 
| Begin(s(x0)) | → | Wait(Right3(x0)) | 
| Begin(p(s(x0))) | → | Wait(Right4(x0)) | 
| Begin(s(x0)) | → | Wait(Right5(x0)) | 
| Begin(s(x0)) | → | Wait(Right6(x0)) | 
| Right1(a(End(x0))) | → | Left(s(s(s(p(s(b(p(p(s(s(End(x0)))))))))))) | 
| Right2(b(End(x0))) | → | Left(s(s(s(p(p(s(s(c(p(s(p(s(End(x0)))))))))))))) | 
| Right3(c(End(x0))) | → | Left(p(s(p(s(a(p(s(p(s(End(x0))))))))))) | 
| Right4(p(End(x0))) | → | Left(p(End(x0))) | 
| Right5(p(p(End(x0)))) | → | Left(p(End(x0))) | 
| Right6(p(End(x0))) | → | Left(End(x0)) | 
| Right1(a(x0)) | → | Aa(Right1(x0)) | 
| Right2(a(x0)) | → | Aa(Right2(x0)) | 
| Right3(a(x0)) | → | Aa(Right3(x0)) | 
| Right4(a(x0)) | → | Aa(Right4(x0)) | 
| Right5(a(x0)) | → | Aa(Right5(x0)) | 
| Right6(a(x0)) | → | Aa(Right6(x0)) | 
| Right1(s(x0)) | → | As(Right1(x0)) | 
| Right2(s(x0)) | → | As(Right2(x0)) | 
| Right3(s(x0)) | → | As(Right3(x0)) | 
| Right4(s(x0)) | → | As(Right4(x0)) | 
| Right5(s(x0)) | → | As(Right5(x0)) | 
| Right6(s(x0)) | → | As(Right6(x0)) | 
| Right1(p(x0)) | → | Ap(Right1(x0)) | 
| Right2(p(x0)) | → | Ap(Right2(x0)) | 
| Right3(p(x0)) | → | Ap(Right3(x0)) | 
| Right4(p(x0)) | → | Ap(Right4(x0)) | 
| Right5(p(x0)) | → | Ap(Right5(x0)) | 
| Right6(p(x0)) | → | Ap(Right6(x0)) | 
| Right1(b(x0)) | → | Ab(Right1(x0)) | 
| Right2(b(x0)) | → | Ab(Right2(x0)) | 
| Right3(b(x0)) | → | Ab(Right3(x0)) | 
| Right4(b(x0)) | → | Ab(Right4(x0)) | 
| Right5(b(x0)) | → | Ab(Right5(x0)) | 
| Right6(b(x0)) | → | Ab(Right6(x0)) | 
| Right1(c(x0)) | → | Ac(Right1(x0)) | 
| Right2(c(x0)) | → | Ac(Right2(x0)) | 
| Right3(c(x0)) | → | Ac(Right3(x0)) | 
| Right4(c(x0)) | → | Ac(Right4(x0)) | 
| Right5(c(x0)) | → | Ac(Right5(x0)) | 
| Right6(c(x0)) | → | Ac(Right6(x0)) | 
| Aa(Left(x0)) | → | Left(a(x0)) | 
| As(Left(x0)) | → | Left(s(x0)) | 
| Ap(Left(x0)) | → | Left(p(x0)) | 
| Ab(Left(x0)) | → | Left(b(x0)) | 
| Ac(Left(x0)) | → | Left(c(x0)) | 
| Wait(Left(x0)) | → | Begin(x0) | 
| a(s(x0)) | → | s(s(s(p(s(b(p(p(s(s(x0)))))))))) | 
| b(s(x0)) | → | s(s(s(p(p(s(s(c(p(s(p(s(x0)))))))))))) | 
| c(s(x0)) | → | p(s(p(s(a(p(s(p(s(x0))))))))) | 
| p(p(s(x0))) | → | p(x0) | 
| p(s(x0)) | → | x0 |