Exception in thread "main" java.lang.Error: Unresolved compilati

package texte1.projet.defi;
import java.io.*;
import java.util.Properties;
import edu.stanford.nlp.io.*;
import edu.stanford.nlp.ling.*;
import edu.stanford.nlp.pipeline.*;
import edu.stanford.nlp.trees.*;
import edu.stanford.nlp.util.*;
import java.lang.annotation.*;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;

public class First {

	private static final int ProjetDEFI = 0;
	private static final int Desktop = 0;
	private static int workspace;
	private Object output2;

	public static void main(String[] args) throws IOException {
		PrintWriter out;
	out = new PrintWriter("Users/anaisnef/Desktop/ProjetDEFI/workspace/output.txt");
	
	Properties props=new Properties();
	props.setProperty("annotators", "tokenize, ssplit, pos, lemma");
	StanfordCoreNLP pipeline= new StanfordCoreNLP(props);
	Annotation annotation;
		String readString = null;
		PrintWriter pw = null;
		BufferedReader br = null;
		br = new BufferedReader (new FileReader ("Users/anaisnef/Desktop/livre1.xml"));
		int anaisnef;
		int Users;
		pw = new PrintWriter (new BufferedWriter (new FileWriter ("Users/anaisnef/Desktop/ProjetDEFI/workspace/output2.txt")));
	String x = null;
		while ((readString= br.readLine()) !=null) {
			pw.println (readString); String xx=readString;x=xx;System.out.printIn("OKKKK");
		Annotation = new Annotation(x);
		
	pipeline.annotate(annotation); 
	pipeline.prettyPrint(annotation, out);
		}
		br.close();
		pw.close();
		System.out.println("Done...");
		}
}