#include<iostream>
using namespace std;

int isdigit(char c)
{
    if(c>='0'&&c<='9')
        return 1;
    return 0;
}

int isletter(char c)
{
    if(c>='A'&&c<='Z'||c>='a'&&c<='z')
        return 1;
    return 0;
}

int isupper(char c)
{
    if(c>='A'&&c<='Z')
        return 1;
    return 0;
}

int ismark(char c)
{
    if(!isletter(c)&&!isdigit(c)&&c!=' ')
        return 1;
    return 0;
}


int un(char c)
{
    if(c!='A'&&c!='a'&&c!='I')
        return 1;
    return 0;
}


int main()
{
	char s[85];
	int i,l,flag;
	while(1)
	{
		gets(s);
		if(s[0]=='#')
			break;
		for(l=0;s[l]!='\0';l++);
		flag=1;

		if (l == 1&&un(s[0]))
			flag = 0;

		for(i=0;i<l-1&&flag==1;i++)
		{
			if(isupper(s[i])&&isupper(s[i+1]))
				flag=0;
			else if(isletter(s[i])&&isdigit(s[i+1])||
						isletter(s[i+1])&&isdigit(s[i]))
				flag=0;
			else if(i>=1&&i<=(l-3)&&s[i]==' '&&s[i+2]==' '&&un(s[i+1]))
				flag=0;
			else if(i==(l-2)&&s[i]==' '&&un(s[i+1]))
				flag=0;
			else if(i==0&&s[i+1]==' '&&un(s[i]))
				flag=0;
			else if(ismark(s[i])&&ismark(s[i+1])&&s[i]!='"'&&s[i+1]!='"')
				flag=0;
		}

		if(flag==0)
			printf("suspicious\n");
		else printf("OK\n");
	}
	return 0;
}