{-# LANGUAGE OverloadedStrings #-}
module Main where

import Data.Maybe
import qualified Data.ByteString.Char8 as C
import Control.Monad(forM_)
import Data.Int
import Data.List
import Data.Array
import Data.Word
import Data.Bits
import qualified Data.IntMap as IntMap
import qualified Data.Map as Map

yes :: C.ByteString
yes = "AC"

no :: C.ByteString
no = "ZETUBOU"

getInts :: IO [Int]
getInts = do
  ss <- C.getLine
  return $ map (fst . fromJust . C.readInt) $ C.words ss

getIntss :: Int -> IO [[Int]]
getIntss 0 = return []
getIntss n = do
  xs <- getInts
  xss <- getIntss (n - 1)  
  return $ xs : xss

-- end standard template --

fact :: Integer -> Integer
fact 0 = 1
fact x = x * (fact (x - 1))

combination :: Integer -> Integer -> Integer
combination n r = fact n `div` (fact (n - r) * fact r)

main :: IO ()
main = do
  [q] <- getInts
  xss <- getIntss q
  let res = solve xss
  forM_ res $ \x -> C.putStrLn x

solve :: [[Int]] -> [C.ByteString]
solve [] = []
solve ([d,x,t]:xs) = y : solve xs
  where
    y = if combination (toEnum (d + x - 1)) (toEnum (d - 1)) <= toEnum t then yes else no