#include <stdio.h>

int solve(int H, int W, int D)
{
	if (H % 2 == 0) {
		if (H <= D) return 1;
	} else {
		if ((long long)H * H + 1 <= (long long)D * D) return 1;
	}
	if (W % 2 == 0) {
		if (W <= D) return 1;
	} else {
		if ((long long)W * W + 1 <= (long long)D * D) return 1;
	}
	return 0;
}

int main()
{
	int t, T, H, W, D;
	scanf("%d", &T);
	for (t = 1; t <= T; t++) {
		scanf("%d %d %d", &H, &W, &D);
		if (solve(H, W, D) != 0) printf("N\n");
		else printf("S\n");
	}
	fflush(stdout);
	return 0;
}