<< <<
\new Staff { \clef treble 
\set Staff.midiInstrument = "voice oohs" 
\relative c'{ 
\key d \major
\set Staff.midiExpression = 0.5
\tempo 4 = 128
b8 d8 fis8 b8. r16 fis4 r8
\set Staff.midiExpression = 0.6
b,8 d8 fis8 b8. r16 fis4 r8
\key e \major
\set Staff.midiExpression = 0.7
b,8 e8 gis8 a8. r16 gis4 r8
\set Staff.midiExpression = 0.8
b,8 e8 gis8 a8. r16 gis4 r8

\key d \major
b,8 d8 fis8 b8. r16 <fis d>4 r8
\set Staff.midiExpression = 0.7
b,8 d8 fis8 b8. r16 <fis a>4 r8
\key e \major
\set Staff.midiExpression = 0.6
b,8 e8 gis8 a8. r16 <e gis>4 r8
\set Staff.midiExpression = 0.5
b8 e8 gis8 a8. r16 <e gis b>4.
}}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\new Staff { \clef bass 
\set Staff.midiInstrument = "choir aahs"
\relative c {
\key d \major
\set Staff.midiExpression = 0.7
b2.~<b d>8 r8
\set Staff.midiExpression = 0.8
d2 fis4 <d a>8 r8
\key e \major
\set Staff.midiExpression = 0.9
<b gis>2~<b e>4. r8
\set Staff.midiExpression = 1
<e gis,>4. <fis a,>4 <gis b,>4 r8

\key d \major
<b, fis'>2 d4 <fis b>8 r8
\set Staff.midiExpression = 0.9
<b fis d'>8. <d, a'>8. <b fis'>8. r16 <d a>4 r8
\key e \major
\set Staff.midiExpression = 0.8
<b fis'>8 <e gis>4 r8 b8. e8.  r8
\set Staff.midiExpression = 0.75
<b gis e'>4. d4 <e gis b>4.
}}
>> >>
\layout { indent = #0 }
\midi { \tempo 4 = 128 }