import javafx.scene.shape.Rectangle;
import javafx.scene.shape.StrokeLineCap;
import javafx.scene.shape.StrokeLineJoin;
import javafx.scene.text.Text;
import javafx.util.Pair;
<BUG>import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;</BUG>
import java.util.ArrayList;
import java.util.Collections;
import java.util.LinkedList;

import javafx.scene.shape.Rectangle;
import javafx.scene.shape.StrokeLineCap;
import javafx.scene.shape.StrokeLineJoin;
import javafx.scene.text.Text;
import javafx.util.Pair;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.Collections;
import java.util.LinkedList;
