CREATE TABLE table_name_84 (score VARCHAR2, surface VARCHAR2, date VARCHAR2)

What was Olga Govortsova's goal when she played on a clay surface on 26 May 2012?
SELECT score FROM table_name_84 WHERE surface = "clay" AND date = "26 may 2012"
SELECT "score" FROM "table_name_84" WHERE "26 may 2012" = "date" AND "clay" = "surface"