import 4.code.about;

class Header {

public void title() {

String fullTitle = '/trv/';
}

public void menu();

public void board();

public void goToBottom();

}
class Thread extends Board {
public void Catalonia(OP Anonymous) {

String fullTitle = 'Catalonia';
int postNumber = 2647237;
String image = '1713549655754797.jpg';
String date = '04/19/24(Fri)14:00:55';
String comment = 'What are some nice places to visit?';

}
public void comments() { }
}

class Navigation {
public void backToTop();
}