From The Free On-line Dictionary of Computing (30 December 2018) :
ESLPDPRO
ESL public domain version of Edinburgh Prolog for
MS-DOS. The code is totally compatible with C-Prolog.
ftp://aisun1.ai.uga.edu/ai.prolog/eslpdpro.zip)">(ftp://aisun1.ai.uga.edu/ai.prolog/eslpdpro.zip).