Actually it doesn't quite work - some of the spaces stay as spaces, others are replaced by   codes, so the alignment of voice 3 got buggered up. I wonder whether my previewing it did that? Trying again with no preview:


X:4
T:Scholion of Seikilos
M:6/8
L:1/8
Q:3/8=44
V:1
V:2 transpose -12
V:3 bass middle=d transpose -24
K:AMix
[V:1] Ae2 e3   |(cde) d3 |c2d e(dc)|cA2 (BG2) |
[V:2] AA2 A3   |(AGA) G3 |A2G A(GA)|AE2 (GD2) |
[V:3] A3 A3   | A3   G3 |A2G A3   |A3   G3    |
%
[V:1] Ace d(cd)|cA2 (BG2)|AcB dec |AA2 A(FE)|]
[V:2] AAA G G2 |AE2 (GD2)|E2G GA2 |EE2 A,A,2|]
[V:3] A3 G3   |A3    G3 |A2G GA2 |A3   A3   |]