question: Why were the Portugese Africa territories ' borders formally established ?
answer: to protect the centuries-long Portuguese interests in the continent from rivalries enticed by the Scramble for Africa
turker_answer: The borders of the Portugese African territories were formally established to protect the centuries-long Portuguese interests in the continent from rivalries enticed by the Scramble for Africa .
rule-based: The Portugese Africa territories ' borders were formally established to protect the centuries-long Portuguese interests in the continent from rivalries enticed by the Scramble for Africa .