outcome no. date championship surface opponent in the final score in the final
outcome
no .
date
championship
surface
opponent in the final
score in the final
number
number parsed year month day
address
list length list_first list_second list_first_number list_first_number1 list_first_number2 list_second_number list_second_number1 list_second_number2
text number date address text text <c, score(score)>
winner 1 20 july 1981 bastad, sweden clay anders jarryd 6-2, 6-3
which surface was used the least ?
WDT NN VBD-AUX VBN DT JJS .
Indoor
select c5 from w group by c5 order by count ( c5 ) asc limit 1