How many yards did the shortest rushing touchdown and the shortest passing touchdown combine for?
return rushing touchdowns ;return passing touchdowns ;return yards of #1 ;return yards of #2 ;return the  shortest  of #3 ;return the  shortest  of #4 ;return sum of #5 and  #6
['select', 'select', 'project', 'project', 'aggregate', 'aggregate', 'arithmetic']