What were the quarterfinals in the round of 32 was  S williams / V williams ( usa ) l 6–4, 5–7, 1–6?
create table table_17289604_38 (quarterfinals varchar, round_of_32 varchar, PRIMARY KEY (quarterfinals))
select quarterfinals from table_17289604_38 where round_of_32 = "s williams / v williams ( usa ) l 6–4, 5–7, 1–6"