CREATE TABLE table_14625 ("Name" TEXT, "Country" TEXT, "Type" TEXT, "Moving from" TEXT, "Transfer window" TEXT, "Ends" FLOAT, "Transfer fee" TEXT, "Source" TEXT)

What is the transfer window of the Leeds United source with a move from Motherwell?
SELECT "Transfer window" FROM table_14625 WHERE "Source" = 'leeds united' AND "Moving from" = 'motherwell'
SELECT "Transfer window" FROM "table_14625" WHERE "Moving from" = 'motherwell' AND "Source" = 'leeds united'