/usr/share/doc/pmw/examples/ex29 is in pmw-doc 1:4.27-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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nocheck
notime
notespacing *1.2
draw blip
linegapx linegapy moveto
0 linegapx 2 mul lineto
linegapx neg linegapy neg lineto
0.3 setlinewidth stroke
enddraw
draw ped
0 0 moveto "\**163\ " show
enddraw
*define ped [line/=P/b/h/ol/d4 linegap/h0/w30/draw ped]
*define blip [linegap/=P/draw blip]
*define ep [endline/=P]
[stave 1 bass 0]
r- &ped %a &blip b-_; b-; e &blip a`-_ |
a`- G` &ep r-r |
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