Meaning:

• "Un" is the masculine singular form of the indefinite article in Spanish, equivalent to "a" or "an" in English. It is used to refer to an unspecified or non-specific masculine singular noun.

Usage:

• "Un" is always placed before a masculine singular noun to indicate one of something without specifying which one.

Example Sentences:

1. Un libro (A book)
   • "Compré un libro interesante." (I bought an interesting book.)
2. Un coche (A car)
   • "Él tiene un coche nuevo." (He has a new car.)
3. Un perro (A dog)
   • "Vi un perro en el parque." (I saw a dog in the park.)
4. Un hombre (A man)
   • "Un hombre me ayudó con las bolsas." (A man helped me with the bags.)

Notes:

• Omission: Sometimes, especially in informal speech, "un" might be omitted, but it is usually necessary to convey the intended meaning clearly.
• Gender Agreement: "Un" must agree in gender with the noun it modifies, so it is only used with masculine singular nouns. The feminine equivalent would be "una."
• Number Agreement: "Un" is singular. If you’re referring to more than one, you would use "unos" for masculine plural.

Special Cases:

• Before singular masculine nouns that start with a stressed "a" or "ha": "Un" remains "un" (e.g., un águila - an eagle). Unlike "el" and "la," which sometimes change due to phonetic reasons, "un" does not change form.

By understanding the use of "un," you can more accurately describe or refer to singular masculine objects or people in a non-specific way in Spanish.

class UnArticle: def init(self): self.article = { "name": "Un", "type": "Masculine Singular", "meaning": "A/An (in English)", "usage": "Used with masculine singular nouns to refer to an unspecified or non-specific item or person.", "notes": [ "Omission: Sometimes omitted in informal speech but usually necessary for clarity.", "Gender Agreement: 'Un' is used with masculine singular nouns. The feminine form is 'una'.", "Number Agreement: 'Un' is singular. For plural, use 'unos' for masculine plural nouns." ], "special_cases": [ "Before singular masculine nouns that start with a stressed 'a' or 'ha', such as 'un águila' (an eagle).", "Unlike 'el' and 'la,' 'un' does not change due to phonetic reasons." ], "examples": [ {"spanish": "Un libro", "english": "A book", "sentence": "Compré un libro interesante. (I bought an interesting book.)"}, {"spanish": "Un coche", "english": "A car", "sentence": "Él tiene un coche nuevo. (He has a new car.)"}, {"spanish": "Un perro", "english": "A dog", "sentence": "Vi un perro en el parque. (I saw a dog in the park.)"}, {"spanish": "Un hombre", "english": "A man", "sentence": "Un hombre me ayudó con las bolsas. (A man helped me with the bags.)"} ] }

def get_info(self):
    return self.article

def display_article_info(self):
    info = self.get_info()
    print(f"Article: {info['name']}")
    print(f"Type: {info['type']}")
    print(f"Meaning: {info['meaning']}\\\\n")
    print("Usage:")
    print(info['usage'])
    print("\\\\nNotes:")
    for note in info['notes']:
        print(f"- {note}")
    print("\\\\nSpecial Cases:")
    for case in info['special_cases']:
        print(f"- {case}")
    print("\\\\nExample Sentences:")
    for example in info['examples']:
        print(f"{example['spanish']} ({example['english']})")
        print(f"Sentence: {example['sentence']}\\\\n")