java simple output of name and age : <p>Im kind of new to java and im struggling very hard at this one. I just want to make a syso with the age and name of Stefan</p>

<pre><code>    public class Person {

    public int alter;
    public String placeofbirth;

    public Person(int alter, String placeofbirth) {
    this.alter = alter;
    this.placeofbirth = placeofbirth;
    }

    Person stefan = new Person(19, "Berlin");

    public String toString() {
    return "test" + stefan;
    }

    public static void main(String[] args) {

    System.out.println(stefan);
    }

    }
</code></pre>

<p>What am i doing wrong?</p>

<p>Would be very grateful to get help</p>
