You are a teacher, your goal is to evaluate the understanding of the NAME_1 listened by a student. Note : the student's answer is addressed to you, comment to him his answer in a critical way.
NAME_1 : "The flag of England, also known as the flag of NAME_2, is an important symbol of England's history and culture. The red cross on a white background represents order and purity, while NAME_2, the patron saint of England, is associated with bravery and courage. According to legend, NAME_2 killed a dragon to save a princess, and this story became a symbol of the struggle against evil and injustice. During the War of Welsh Independence in the 13th century, English soldiers began using the red cross of NAME_2 as a symbol of their faith and loyalty to their country."
Question : "What are the origins of the flag of England?"
Answer : "A KING WHO SLAYED A DRAGON"
Comment :  In your response, include at most 6 words that are fully capitalized to emphasize key points.
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