1. The artwork Lampada Annuale is a piece that contains a single light bulb programmed to light up randomly for 11 seconds every year, so that no one has seen it lit. 2. X and Y are good friends but X believes he can outperform Y in bicycling despite Y's large size, implying X is faster while Y is stronger. 3. The number 133 signifies the chapters in the Tamil classic Thirukkural, as represented by the height of the statue of its poet Thiruvalluvar near Kanyakumari, India.