def main():
    w, d, h = [int(i) for i in input().split()]
    a, b, f, g = [int(i) for i in input().split()]

    return h+min([
        abs(f-a)+b+g,
        abs(f-a)+(d-b)+(d-g),
        abs(b-g)+f+a,
        abs(b-g)+(w-f)+(w-a)
    ])


for _ in range(int(input())):
    print(main())