Complex sentence: It joined the other two C-class ferries built that year, the "Queen of Alberni" and the "Queen of Coquitlam", and was followed by the "Queen of Surrey" and "Queen of Oak Bay".
Split into simpler sentences: It joined the other two C-class ferries built that year, "The Queen of Alberni" and "The Queen of Coquitlam". And later the two other C-class ferries, "The Queen of Surrey" and "The Queen of Oak Bay".