CREATE TABLE table_50480 ("Year" FLOAT, "Competition" CLOB, "Venue" CLOB, "Position" CLOB, "Notes" CLOB)

What is the venue of the race where Lineth Chepkurui placed 4th?
SELECT "Venue" FROM table_50480 WHERE "Position" = '4th'
SELECT "Venue" FROM "table_50480" WHERE "Position" = '4th'