CREATE TABLE table_31095 ("Name" CLOB, "Occupation" CLOB, "Gender" CLOB, "Prison connection" CLOB, "Played by" CLOB, "Status" CLOB)

How many prisons is Joan Leaven connected with?
SELECT COUNT("Prison connection") FROM table_31095 WHERE "Name" = 'Joan Leaven'
SELECT COUNT("Prison connection") FROM "table_31095" WHERE "Name" = 'Joan Leaven'