SELECT COUNT("No. in season") FROM table_30186 WHERE "Title" = 'The Battle of Evermore'
Name the total number in season for 'the battle of evermore
CREATE TABLE table_30186 (
    "No. in series" real,
    "No. in season" real,
    "Title" text,
    "Directed by" text,
    "Written by" text,
    "Original air date" text,
    "Production code" real
)