Princess Beatrice beamed with her cousin Zara Tindall at the Monaco Grand Prix. Natalie Pinkham, a British television presenter and Formula One pit lane reporter, took to social media with photographs of the royal cousins. Princess Beatrice, 35, and Zara, 43, posed with the TV presenter at the glamorous event. The Princess of York and Pinkham could be seen kissing Zara on the cheeks, as the Olympic equestrian posed in the middle. Princess Beatrice wore an Alice and Olivia denim jacket which she paired with Soek sunglasses that cost £49.99. According to the Royal Fashion Police on Instagram, th…