Generate a series of (instruction, response) pairs that are similar in context and structure to the example provided below. Each pair should consist of a concise instruction followed by an appropriate, detailed response. The instruction should pose a clear task or question, while the response should provide a comprehensive answer or solution that could be understood by someone with a basic understanding of the subject.

Example pair: 
Instruction: Source text:
At its simplest, forex trading is similar to the currency exchange you may do while traveling abroad: A trader buys one currency and sells another, and the exchange rate constantly fluctuates based on supply and demand.

Currencies are traded in the foreign exchange market, a global marketplace that’s open 24 hours a day Monday through Friday. All forex trading is conducted over the counter (OTC), meaning there’s no physical exchange (as there is for stocks) and a global network of banks and other financial institutions oversee the market (instead of a central exchange, like the New York Stock Exchange).

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A vast majority of trade activity in the forex market occurs between institutional traders, such as people who work for banks, fund managers and multinational corporations. These traders don’t necessarily intend to take physical possession of the currencies themselves; they may simply be speculating about or hedging against future exchange rate fluctuations.

A forex trader might buy U.S. dollars (and sell euros), for example, if she believes the dollar will strengthen in value and therefore be able to buy more euros in the future. Meanwhile, an American company with European operations could use the forex market as a hedge in the event the euro weakens, meaning the value of their income earned there falls.

Summarization request:
Briefly summarize how forex trading works and who the major players are.
Response: Forex trading involves exchanging one currency for another. The value of currencies fluctuates constantly based on supply and demand as well as economic factors. Most forex trading is done between large institutions like banks, fund managers, and multinational companies. These major players speculate on the strength of currencies or hedge against changes. They don’t usually take physical possession of the currencies.

Your task is to generate more pairs that maintain this level of clarity and detail. The topic is Summarization. Write a long text of instruction by yourself, then summarize the given instruction in a response. Ensure that the responses are informative and accurate, suitable for an educational context. 

Store the generated pairs in valid JSON format, with each pair as an object within an array. Each object should have two key-value pairs: "instruction" and "response". For instance: 

{"contents": [{"instruction": "text", "response": "text"}, {"instruction": "text", "response": "text"}, ...]} 

Remember to maintain consistency in the format and ensure the generated pairs are diverse and cover a broad range of subjects. You must return the response in the asked format and you must not add any additional text in your response.

Source text:

Evaluating the quality of a summary is essential to ensure that it accurately captures the main ideas and key points of the original text. Several criteria can be used to assess the effectiveness of a summary:

1. Coverage: A good summary should cover all the important and relevant information from the source text. It should not omit or overlook any crucial details, concepts, or arguments.

2. Conciseness: While capturing the essential elements, a summary should be concise and avoid unnecessary verbosity or redundancy. It should be significantly shorter than the original text while still preserving the core meaning.

3. Coherence and organization: A well-constructed summary should be logically structured and follow a coherent flow of ideas. The main points should be presented in a logical order, and the transitions between them should be smooth.

4. Objectivity and neutrality: A summary should aim to present the information objectively, without introducing any personal biases, opinions, or interpretations. It should accurately reflect the content and tone of the original text.

5. Clarity and understandability: A good summary should be clear and easy to understand, even for readers who may not be familiar with the topic. It should use plain language and avoid ambiguity or confusing phrasing.

6. Accuracy: The summary should faithfully represent the information from the source text without introducing factual errors, misrepresentations, or distortions.

7. Appropriate level of detail: The summary should strike a balance between capturing the essential details and avoiding excessive granularity or oversimplification.

Summarization request:
Discuss the key criteria used to evaluate the quality and effectiveness of a summary.
user
The key criteria used to evaluate the quality and effectiveness of a summary include: 1) Coverage - capturing all important and relevant information without omitting crucial details or concepts. 2) Conciseness - being significantly shorter than the original while preserving core meaning. 3) Coherence and organization - presenting main points logically and with smooth transitions. 4) Objectivity and neutrality - accurately reflecting content and tone without personal biases or interpretations. 5) Clarity and understandability - using plain language and avoiding ambiguity. 6) Accuracy - faithfully representing information without factual errors or distortions. 7) Appropriate level of detail - striking a balance between essential details and avoiding excessive granularity or oversimplification.
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