SELECT "Home team" FROM table_51378 WHERE "Away team score" = '18.14 (122)'
Who was playing as the home team when the away team scored 18.14 (122)?
CREATE TABLE table_51378 (
    "Home team" text,
    "Home team score" text,
    "Away team" text,
    "Away team score" text,
    "Venue" text,
    "Crowd" real,
    "Date" text
)