question: What are the id and name of the stadium where the most injury accidents happened?
#1 return stadiums 
#2 return injury accidents in #1 
#3 return number of  #2 for each  #1 
#4 return #1 where #3 is  highest 
#5 return id of  #4 
#6 return name of  #4 
#7 return #5 ,  #6