#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define VELIKOST 5000000

int main(void){

    char *prochazec,*pamet,*konecpameti;

    pamet = malloc(VELIKOST);
    if(pamet == NULL){
	printf("problem s mallockem");
	return 0;
    }

    konecpameti = pamet + fread(pamet, sizeof(char), VELIKOST - 1, stdin);
    *konecpameti = '\0';

    prochazec = pamet;
    strtok(prochazec,".");
    do{
	if(strstr(prochazec,"God") != NULL){
	    printf("%s.\n",prochazec);
	}
    }
    while((prochazec=strtok(NULL,".")) != NULL);

    free(pamet);
    return 0;
}