Which team offers the lowest average salary? Give me the name and id of the team.
return team ;return salary ;return average #2 for each  #1 ;return #1 where #3 is  lowest ;return name of  #4 ;return id of  #4 ;return #5 ,  #6
['select', 'select', 'group', 'superlative', 'project', 'project', 'union']