"Ship Keel"@en . "yes"@en . "18 Ship Keel is a set released in 1977. It contains one Ship's Keel."@en . "Service Packs"@en . . "yes"@en . "19"^^ . . "18 Ship Keel"@en . "1"^^ . . "18 Ship Keel is a set released in 1977. It contains one Ship's Keel."@en . "1977"^^ . "System"@en . "18"^^ . . . "17"^^ . . . . "18"^^ . . "yes"@en .