#!/usr/bin/env PyPy3

from collections import Counter, defaultdict, deque
import itertools
import re
import math
from functools import reduce
import operator
import bisect
from heapq import *
import functools
mod=998244353

import sys
input=sys.stdin.readline

t = int(input())
for _ in range(t):
    n,m = map(int,input().split())
    a = list(map(int,input().split()))
    if a[-1] != m:
        print('No')
        continue
    for i in range(1,n-1):
        if a[i] + a[i-1] < m:
            print('No')
            break
    else:
        print('Yes')