class Person {
    constructor(firstName, lastName, age, email) {
        this.firstName = firstName;
        this.lastName = lastName;
        this.age = age;
        this.email = email;
    }
   toString() {
        return `${this.firstName} ${this.lastName} (age: ${this.age}, email: ${this.email})`;
    }
}
return [
    new Person('Anna', 'Simpson', 22, 'anna@yahoo.com'),
    new Person('SoftUni'),
    new Person('Stephan', 'Johnson', 25),
    new Person('Gabriel', 'Peterson', 24, 'g.p@gmail.com'),
]
}