/usr/share/doc/logol/examples/call_model4.logol is in logol 1.6.10-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 | mod1()==>mod2(VAR1),(?VAR1)
mod2(VAR1)==>"gt","cc":{_VAR1}
mod1()==*>SEQ1
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