#int(input())
#map(int, input().split())
#list(map(int, input().split()))

T = int(input())

n = [0] * T
a = [0] * T
for i in range(T):
    n[i] = list(map(int, input().split()))
    a[i] = list(map(int, input().split()))

for j in range(T):
    N, M = n[j][0], n[j][1]
    A = a[j]
    f = 1
    for i in range(N-1):
        if M > A[i] + A[i+1]:
            f = 0
            break
    if f == 1:
        print("Yes")
    else:
        print("No")