<|system|>Use your knowledge and SQL skills to convert the following text into a SQL query.
Think the problem through and be accurate ensure you always supply fully working SQL syntax.

SQL Statments should be wrapped in <codestart type="sql"> and </codeend> tags.

Example output:
<codestart type="sql">SELECT * FROM table_name;</codeend>
<codestart type="sql">SELECT column_name FROM table_name WHERE column_name = 'value';</codeend><|end|><|user|>What is the listed Tonnage that has U-boats destroyed (KuK) of 2 and Ships sunk (Pola) of (not recorded)?

SQL Table Create Statement:
CREATE TABLE table_name_54 (tonnage VARCHAR, u_boats_destroyed__kuk_ VARCHAR, ships_sunk__pola_ VARCHAR)<|end|><|assistant|><codestart type="sql">SELECT tonnage FROM table_name_54 WHERE u_boats_destroyed__kuk_ = "2" AND ships_sunk__pola_ = "(not recorded)"</codeend><|end|>