Battle of Guinea
{'<entity_0>': 'War of the Castilian Succession', '<entity_1>': 'Battle of Guinea', '<entity_2>': 'Gulf of Guinea', '<entity_3>': 'Atlantic Ocean', '<entity_4>': 'Crown of Castile', '<entity_5>': 'battle', '<entity_6>': 'Africa', '<entity_7>': '1478'}
[['Battle of Guinea', 'participant', 'Crown of Castile'], ['Battle of Guinea', 'point in time', '1478'], ['Battle of Guinea', 'location', 'Gulf of Guinea'], ['Battle of Guinea', 'instance of', 'battle'], ['Battle of Guinea', 'part of', 'War of the Castilian Succession'], ['Battle of Guinea', 'location', 'Atlantic Ocean'], ['Battle of Guinea', 'location', 'Africa']]
The <entity_1> took place on the <entity_2>, in western <entity_6>, <entity_7>, between a Portuguese fleet and a Castilian fleet in the context of the <entity_0>. The outcome of the <entity_5> of <entity_2> was probably decisive for Portugal reaching a very favourable sharing of the Atlantic and territories disputed with <entity_4> in the Peace of Alcáçovas (1479). In <entity_7>, Prince John of Portugal, who had been charged since 1474 by his father, King Afonso V of Portugal, with the administration of the Portuguese maritime expansion, received news that a large Castilian fleet of thirty five ships commanded by Pedro de Covides had been sent from Seville by Isabella I of <entity_4> and Ferdinand of Aragon to Portugal's claimed Mina, in the region of the <entity_2>, to attack the Portuguese there and trade with the natives. In the following year, the Treaty of Alcáçovas was signed between Portugal and <entity_4>, where King Afonso V of Portugal gave up his claim to the Castilian throne, recognizing the Catholic Monarchs as sovereigns of <entity_4> and abandoning his claim to the Canary Islands, while Queen Isabella I of <entity_4> recognized the Portuguese hegemony in the <entity_3>, confirming Portuguese sovereignty over Madeira, Azores, the Cape Verde Islands and the:
['naval battle', 'battle']