outcome no. date tournament surface partner opponents in the final score in the final
outcome
no .
date
tournament
surface
partner
opponents in the final
score in the final
number
number parsed year month day
first second
list length
list length list_first list_second list_first_number list_first_number1 list_first_number2 list_second_number
text number date text text(text) text <n,text> <c,score(number)>
winner 1 12 march 1978 dallas hard (i) martina navratilova evonne goolagong
betty stove 6-3, 7-6
tell me the number of grass courts .
VB PRP DT NN IN NN NNS .
10
select count ( * ) from w where c5_first = 'grass'