CREATE TABLE table_2191 ("Year ( s ) " FLOAT, "Commentator" TEXT, "Dual Commentator" TEXT, "Spokesperson" TEXT, "Channel" TEXT)

who is the dual commentator at the channel with spokesperson larisa verbickaya
SELECT "Dual Commentator" FROM table_2191 WHERE "Spokesperson" = 'Larisa Verbickaya'
SELECT "Dual Commentator" FROM "table_2191" WHERE "Spokesperson" = 'Larisa Verbickaya'