Oseberg oil field
... that the development of the Oseberg oil field is one of the significant milestones in the creation of Norway's oil and gas industry?
... that the development of the <b id="mwEZA"><a href="./Oseberg_oil_field" id="mwEZE" rel="mw:WikiLink" title="Oseberg oil field">Oseberg oil field</a></b> is one of the significant milestones in the creation of <a href="./Norway" id="mwEZI" rel="mw:WikiLink" title="Norway">Norway</a>'s <a href="./Petroleum_industry" id="mwEZM" rel="mw:WikiLink" title="Petroleum industry">oil and gas industry</a>?