Premise: The 1967 Senior League World Series took place from August 14–17 in Des Moines, Iowa, United States. Westbury, New York defeated West Des Moines, Iowa in the championship game. It was New York's second straight championship. This was the final SLWS held in Des Moines.
Hypothesis:  Westbury, New York defeated West Des Moines, Iowa in the last Senior League World Series to play in Des Moines, Iowa