if (Random.Range (1, 8) < 6) {
	// Chance: 62.5%
	if (Random.Range(1, 3) == 1) {
		// Chance: 33.3%
		// Multiplicative chance: 20.8125%
		// Odkrit levo
		signal.sprite = odkritLevo;
		vrstaSignala = 1;
	}
	else {
		// Chance: 66.6%
		// Multiplicative chance: 41.625%
		// Odkrit desno
		signal.sprite = odkritDesno;
		vrstaSignala = 2;
	}
}