SWI-Prolog Did You Know Did you know? you can turn terms into graphviz (.dot) files Search Documentation:
Pack logtalk -- logtalk-3.91.1/tests/prolog/unicode/directives/encoding_1/utf_8_bom.pl

The current version of pack logtalk does not contain a file logtalk-3.91.1/tests/prolog/unicode/directives/encoding_1/utf_8_bom.pl