#include <stdio.h>
#define BUFFER_SIZE 500

int main() {
    char input[BUFFER_SIZE], tmparray[BUFFER_SIZE], buffer[BUFFER_SIZE], tmp;
    int count = 0, idx = 0, counter = 0, y = 0;
	do {
	  scanf("%c", &tmp);
	  tmparray[count]=tmp;
	  if (count > 500) {
				printf("Not enough space in buffer!\n");
				break;
			}
	  count++;
	}
	while(tmp != '\n');
	tmparray[count]='\0';
	for (int i = 0; i < count; i++) {
		if (tmparray[i] == 'S' && tmparray[i+1] == 'T' && tmparray[i+2] == 'A' && tmparray[i+3] == 'R' && tmparray[i+4] == 'T') {
			for (int j = i+6; j < count; j++) {
				if (tmparray[j] == 'S' && tmparray[j+1] == 'T' && tmparray[j+2] == 'O' && tmparray[j+3] == 'P') {
					break;
				}
				input[idx] = tmparray[j];
				idx++;
			}
		}
	}
	input[idx]='\0';
	for (int k = 0; k < idx; k++) {
		if (input[k] == ' ') {
			counter ++;
		}
		if (counter % 2 == 1) {
			buffer[y] = input[k+1];
			if (y > 500) {
				printf("Not enough space in buffer!\n");
				break;
			}
			y++;
		}
	}
	buffer[y] = '\0';
	printf("%s\n", buffer);
	return 0;
}