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

int main(void)
{
    char s[2][4];
    int n,t[2]={0},f=0,i,j;
    scanf("%s%d%s",s[0],&n,s[1]);
    for(i=0;i<2;++i)for(j=0;j<3;++j)if(s[i][j]=='o')++t[i];
    if(t[0]-t[1])f=1;
    else if(2>n&&(s[0][1]=='o'&&s[0][0]!=s[0][2]||s[0][1]=='x'&&s[0][0]!=s[0][2]))f=1;
    else if(n%2&&s[0][0]==s[0][2]&&s[1][0]==s[1][2])f=1;
    else if(1>n&&strcmp(s[0],s[1]))f=1;
    puts(f?"SUCCESS":"FAILURE");
    return 0;
}