Tick Action: "o" Subscript, 2 , Baseline to "o" Subscript, 1 , Baseline , "o" Subscript, "t" 2 , Baseline to "o" Subscript, "t" 1 , Baseline , "t" Subscript, 1 , Baseline to "t" Subscript, 1 , Baseline plus 0.0 0 1 , "o" Subscript, 4 , Baseline to "o" Subscript, 3 , Baseline , "o" Subscript, "t" 4 , Baseline to "o" Subscript, "t" 3 , Baselineo2→o1,ot2→ot1,t1→t1+0.001,o4→o3,ot4→ot3
