CREATE TABLE table_203_697 (id DECIMAL, "player" TEXT, "career" TEXT, "nickname" TEXT, "team inducted as" TEXT)

how long did cap anson play ?
SELECT "career" - "career" FROM table_203_697 WHERE "player" = 'cap anson'
SELECT "career" - "career" FROM "table_203_697" WHERE "player" = 'cap anson'