Assertion: rio de janeiro | /r/HasProperty | julio tobar donoso
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Source sentences:
text: On January 29, 1942, on the final day of the third Pan-American Summit, held in Rio de Janeiro, the foreign ministers of Ecuador and Peru, Julio Tobar Donoso and Alfredo Solf y Muro, signed a "Protocol of Peace, Friendship, and Boundaries", known as the Rio de Janeiro Protocol.