Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_78 (career_caps VARCHAR, position VARCHAR, tour_apps VARCHAR)
### Question:
What is the number of career caps for a full back, when tour Apps is smaller than 29?
### Answer:
SELECT COUNT(career_caps) FROM table_name_78 WHERE position = "full back" AND tour_apps < 29