Ringo is giving a present to Snuke.

Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke likes grilled things starting with `YAKI` in Japanese, and does not like other things.

You are given a string S representing the Japanese name of Ringo's present to Snuke. Determine whether S starts with `YAKI`.

Constraints

* 1 \leq |S| \leq 10
* S consists of uppercase English letters.

Input

Input is given from Standard Input in the following format:


S


Output

If S starts with `YAKI`, print `Yes`; otherwise, print `No`.

Examples

Input

YAKINIKU


Output

Yes


Input

TAKOYAKI


Output

No


Input

YAK


Output

No
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

class Main {
	public static void main(String[] args) throws IOException{
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		try {
//			String str = br.readLine();
//			//int N = Integer.parseInt(str);
//			//StringBuilder sb = new StringBuilder();
//			String[] s = str.split(" ",0);
//			int N = Integer.parseInt(s[0]);
//			int M = Integer.parseInt(s[1]);
//			int K = Integer.parseInt(s[2]);
//			int re = 0;
//			for(int i = 0;i< N+1;i++) {
//				if(re == 1) break;
//				for(int j = 0;j<M+1;j++) {
//					if(i*M+j*N-2*(i+j-1) == K){
//						System.out.println("Yes");
//						re++;
//						break;
//					}
//					if(i==N-1 && j==M-1){
//						System.out.println("No");
//					}
//				}
//			}
			String str = br.readLine();
			if(str.length()< 4) {
				System.out.println("No");
			}else if(str.substring(0, 4).equals("YAKI")) {
				System.out.println("Yes");
			}else {
				System.out.println("No");
			}
//			System.out.println(sb);
//			long max  = 1000000007;
		}catch (Exception e) {
			System.exit(0);
		}
	}

}
