t = int(input())
for i in range(t):
    n = int(input())
    arr = list(map(int,input().split()))
    min1 = min(arr)
    arr.remove(min1)
    min2 = min(arr)
    max1 = max(arr)
    if (min1 + min2) > max1:
        print('-1')
    else:
        print(1,min2,max1)

