> ls
1.ts  all  dict.p  proc.p  testloop.p

 > pl

Welcome to SWI-Prolog (Version 2.7.16)
Copyright (c) 1993-1996 University of Amsterdam.  All rights reserved.

For help, use ?- help(Topic). or ?- apropos(Word).

1 ?- [all].
proc.p compiled, 0.00 sec, 1,456 bytes.
dict.p compiled, 0.00 sec, 3,376 bytes.
all compiled, 0.00 sec, 5,540 bytes.

Yes
2 ?- loop.
|: moose.
moose is a(n) noun.

|: bluebird.
bluebird is a(n) noun.

|: high.
high is a(n) adv.

|: dog.
dog is not in the dictionary.

|: slow.
slow is not in the dictionary.

|: quit.

Yes
3 ?- halt.

 >