t = int(input())
for _ in range(t):
    h,w,d = map(int, input().split())
    d = d**2
    if h%2 == 0 and w%2 == 0:
        dmin = min(h**2, w**2)
    elif h%2 == 0 and w%2 == 1:
        dmin = min(h**2+1, w**2)
    elif h%2 == 1 and w%2 == 0:
        dmin = min(h**2, w**2+1)
    else:
        dmin = min(h**2+1, w**2+1)
    if dmin <= d:
        print('N')
    else:
        print('S')