From July 1-3 at Bard SummerScape David Lang and choreographer Pam Tanowitz premiere a new evening-length work, entitled Song of Songs. A hymn of yearning, steeped in images from the natural world, the dance was commissioned by The Fisher Center at Bard College, and the music was co-commissioned by The Fisher Center with LA Opera, The Company of Music (Austria), The Crossing (Philadelphia), and Flagey (Brussels). The program pairs Lang’s 2014 work just (after song of songs) with three vocal works composed and premiered over the past two years: let me come in, the sense of senses, and we were…