#include <iostream>
#include <string>
using namespace std;
int main () {
int t; cin>> t;
while (t--) {
string s;
cin >> s;
bool diff=false;
for (int i=0; i<s.length()-2; i++) {
if (s[i]!=s[i+1]) {
diff=true;
break;
}
}
if (diff)
cout << "Yes" << endl;
else
cout << "No" << endl;
}
}
I2luY2x1ZGUgPGlvc3RyZWFtPgojaW5jbHVkZSA8c3RyaW5nPgp1c2luZyBuYW1lc3BhY2Ugc3RkOwoKaW50IG1haW4gKCkgewoKCWludCB0OyBjaW4+PiB0OwoKCXdoaWxlICh0LS0pIHsKCglzdHJpbmcgczsKCWNpbiA+PiBzOwoKCWJvb2wgZGlmZj1mYWxzZTsKCWZvciAoaW50IGk9MDsgaTxzLmxlbmd0aCgpLTI7IGkrKykgewoKCQlpZiAoc1tpXSE9c1tpKzFdKSB7CgkJCWRpZmY9dHJ1ZTsKCQkJYnJlYWs7CgkJfQoJfQoKCWlmIChkaWZmKSAKCQljb3V0IDw8ICJZZXMiIDw8IGVuZGw7CgllbHNlCgkJY291dCA8PCAiTm8iIDw8IGVuZGw7CgoJfSAKfQ==