Does the sentence "Following this "Pyrrhic victory", Cornwallis chose to move to the Virginia coastline to get reinforcements, and to allow the Royal Navy to protect his battered army." provide a valid answer to the question "After losing the battle of Guilford Courthouse, Cornawallis moved his troops where?"

A: yes

Does the sentence "As the overall commander of Chinese forces, Zhou Enlai suggested that the North Koreans should attempt to eliminate the enemy forces at Inchon only if they had reserves of at least 100,000 men; otherwise, he advised the North Koreans to withdraw their forces north." provide a valid answer to the question "When was it advised for North Koreans to attempt to defeat the opposing forces at Inchon?"

A: yes

Does the sentence "but then the city of Xuzhou was taken by Japanese in May." provide a valid answer to the question "When was Nanking captured?"

A: no

Does the sentence "She is also proclaimed as the "Lady of the Angels"." provide a valid answer to the question "What do the Orthodox believe Mary remained to be before and after she gave birth to Christ?"

A:
no