CREATE TABLE table_1399994_5 (location VARCHAR2, opponents VARCHAR2)

How many locations hosted Claudia Kohde-Kilsch Eva Pfaff?
SELECT COUNT(location) FROM table_1399994_5 WHERE opponents = "Claudia Kohde-Kilsch Eva Pfaff"
SELECT COUNT("location") FROM "table_1399994_5" WHERE "Claudia Kohde-Kilsch Eva Pfaff" = "opponents"