T=eval(input())
for j in range(T):
n,k=input().split()
lis=input().split()
for i in range(len(lis)):
lis[i]=eval(lis[i])
for a in lis:
for b in lis:
if a==b:
continue
else:
if ab%154==0 or ab%147==0:
a1=lis.index(a)
b1=lis.index(b)
lis[a1]=a2
lis[b1]=b2
l = 0
for p in lis:
l += p
if l >= int(k):
print('Yes')
else:
print('No')
