def are_anagrams(first: str, second: str) -> bool:
    # Escribe tu solución aquí
    first_frecuency = {}
    first = first.lower().strip().replace(" ", "")
    second = second.lower().strip().replace(" ", "")
    for char in first:
        if char not in first_frecuency:
            first_frecuency[char] = 1
        else:
            first_frecuency[char] = first_frecuency[char] + 1
    for char in second:
        if char not in first_frecuency:
            return False
        if char in first_frecuency:
            first_frecuency[char] = first_frecuency[char] - 1
    return True if sum(first_frecuency.values()) == 0 else False