Question: Which British shipping line has a full title incorporating Boston Packers, and operated the SS Justicia?
Sentence (from "Cunard-White Star Line"): Both Cunard and White Star were in dire financial trouble, and were looking to complete enormous liners: White Star had Hull 844 – RMS "Oceanic III" – and Cunard had Hull 534, which would later become  .
Relevant evidence: No