group id exists but yet not . . .

[Dr. Hawkins]

put exists(group id 1004 of group id 1111 of card id 1016 of stack "nv") &&
exists(group id 1004  of stack "nv")

yields

  true false

Huh?

Isn't the id and stack unique and sufficient?
-- 
Dr. Richard E. Hawkins, Esq.
(702) 508-8462