Process:
	Req2
States:
	3
Transitions:
	Req2 = Q0,
	Q0	= ({move.w, putsuccess} -> Q0
		  |arrive.e -> Q1),
	Q1	= ({arrive.e, putsuccess} -> Q1
		  |move.w -> Q2),
	Q2	= (arrive.e -> ERROR
		  |putsuccess -> Q0
		  |move.w -> Q2).
