from sys import stdin
t, *indata = map(int, stdin.read().split())
offset = 0
for i in range(t):
    h, w, d  = indata[offset + 3*i],indata[offset + 3*i+1],indata[offset + 3*i+2]
    if h * h + 1 <= d * d:
        print("N")
    elif w * w + 1 <= d * d:
        print("N")
    elif (h % 2 == 0) & (w <= d):
        print("N")
    elif (w % 2 == 0) & (h <= d):
        print("N")
    else:
        print("S")