/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		String sentence = "this is my sentence \"course of math\" of this year"; 
		String[] MyStrings = sentence.split(" ");
		String res = "";
		for(int i=0; i < MyStrings.length; i++)
		{
	    	if(MyStrings[i].startsWith("\""))
	    	{
		        res = MyStrings[i].substring(1);
		        break;
	    	}
		}
		System.out.println(res);
	}
}

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