Does the sentence "The Blessed Virgin was proclaimed patroness of the city under the title of Virgen de los desamparados (Virgin of the Forsaken), and Archbishop Pedro de Urbina, on 31 June 1652, laid the cornerstone of the new chapel of this name." provide a valid answer to the question "Who placed the chapel's cornerstone?" OPTIONS:
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A: yes

Does the sentence "Cardinal Augustin Bea, the President of the Christian Unity Secretariat, always had the full support of Paul VI in his attempts to ensure that the Council language was friendly and open to the sensitivities of Protestant and Orthodox Churches, whom he had invited to all sessions at the request of Pope John XXIII." provide a valid answer to the question "Which cardinal became heavily engaged in the passage of Nostra aetate?" OPTIONS:
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A: yes

Does the sentence "The following year, the GPC announced that the government would take control of all import, export and distribution functions, with state supermarkets replacing privately owned businesses; this led to a decline in the availability of consumer goods and the development of a thriving black market." provide a valid answer to the question "What took the place of private businesses in 1981?" OPTIONS:
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A: yes

Does the sentence "Only a few invertebrates such as sponges, jellyfish, adult sea squirts and starfish do not have a brain; diffuse or localised nerve nets are present instead." provide a valid answer to the question "A few animals without spines that do not have a brain are what?" OPTIONS:
- yes
- no

A:
yes