@Override
	public boolean equals(Object obj) {
		if (this == obj) {
			return true;
		}
		if (obj == null) {
			return false;
		}
		if (getClass() != obj.getClass()) {
			return false;
		}
		WhoKilledWho other = (WhoKilledWho) obj;
		if (killed == null) {
			if (other.killed != null) {
				return false;
			}
		} else if (!killed.equals(other.killed)) {
			return false;
		}
		if (killer == null) {
			if (other.killer != null) {
				return false;
			}
		} else if (!killer.equals(other.killer)) {
			return false;
		}
		return true;
	}