Royal Opera House; Sadler's Wells, LondonPam Tanowitz's witty subversion of classical dance is the highlight of a richly varied Royal Ballet mixed bill, while BRB's moon-based fare feels a little more earthbound Take four ballets, two made by female choreographers and two by Black male choreographers; add two conductors, one male, one female, and four living composers, including a woman who plays strings for Brian En…