CREATE TABLE table_name_66 (pos VARCHAR, from_club VARCHAR, date VARCHAR)

What is Pos., when From Club is 'Chelsea', and when Date is '30 July 2008'?
SELECT pos FROM table_name_66 WHERE from_club = "chelsea" AND date = "30 july 2008"
SELECT "pos" FROM "table_name_66" WHERE "30 july 2008" = "date" AND "chelsea" = "from_club"