SatPC - Oubliette Elevator Switch Chart

     1|2|3
  ----------
A|  a_|_|_b
B|g c_|_|_d
C|  e_|_|_f

a = 1: n/a, 2: ↓x1, 3: ↑x1
b = 1: ↑x1, 2: ↑x2, 3: ↓x1

c = 1: n/a, 2: ↓x2, 3: ↑x1
d = 1: ↑x2, 2: ↑x2, 3: ↑x1

e = 1: ↑x1, 2: ↓x1, 3: ↑x2
f = 1: ↓x2, 2: ↓x2, 3: ↓x1

g = 1: n/a, 2: ↑x1, 3: ↓x1

Starting Pos = 1A, 2A, 3B

Align in middle without switch g (from Starting Pos)
1: f → 1C, 2C, 3C
2: b → 1B, 2A, 3C
3: a → 1B, 2B, 3B