CREATE TABLE table_28363 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" TEXT, "Vessel Type" TEXT, "Vessel Operator" TEXT, "Narrated by" TEXT, "Original air date" FLOAT)

What is the vessel type for vessel operator Jumbo shipping?
SELECT "Vessel Type" FROM table_28363 WHERE "Vessel Operator" = 'Jumbo Shipping'
SELECT "Vessel Type" FROM "table_28363" WHERE "Vessel Operator" = 'Jumbo Shipping'