In 1991, when Disney re-released the animated 101 Dalmatians , demand for Dalmatians soared.
When 101 Dalmatians was re-released, a demand for the real pup soared. 
mnli hypothesis: When 101 Dalmatians was re-released, a demand for the real pup soared.  premise: In 1991, when Disney re-released the animated 101 Dalmatians , demand for Dalmatians soared.