import re

[print("YES" if re.match(r"\A[A-Z]{5}\d{4}[A-Z]\Z", input()) is not None else "NO") for _ in range(int(input()))]

import re
for _ in range(int(input())):
    print("YES" if bool(re.match(r'^[A-Z]{5}\d{4}[A-Z]$', input())) else "NO")

import re
N = int(input())
for _ in range(N):
    S = input()
    if re.search(r"^[A-Z]{5}\d{4}[A-Z]$",S) :
        print("YES")
    else :
        print("NO")

import re

pattern = re.compile(r'^[A-Z]{5}\d{4}[A-Z]$')

for _ in range(int(input())):
    if pattern.match(input()):
        print("YES")
    else:
        print("NO")

import Foundation

// Enter your code here 
func findString(for pattern: String, inText text: String) -> String? {
    let regex = try? NSRegularExpression(pattern: pattern)
    if let firstMatch = regex?.firstMatch(in: text, range: NSRange(text.startIndex... , in: text)) {
        return String(text[Range(firstMatch.range, in: text)!])
    }
    return nil
}

let panPattern = #"^[A-Z]{5}\d{4}[A-Z]$"#

let times = Int(readLine()!)!

(1...times).forEach { _ in
    let text = readLine()!
    if let _ = findString(for: panPattern, inText: text) {
        print("YES")
    } else {
        print("NO")
    }
}