An Evening of Dance for Wendy Whelan and More at Jacob's Pillow Dance Festival One ballerina, four dance-making partners. A new work inspired and performed by Wendy Whelan, the New York City Ballet principal dancer, called "Restless Creature" will be unveiled this summer at the Jacob's Pillow Dance Festival, organizers said on Wednesday. Ms. Whelan will dance four duets with a different male partner, each of whom choreographed their number. The partners are Kyle Abraham, Joshua Beamish, Brian Brooks and Alejandro Cerrudo. Performances run Aug. 14 to 18. Jacob's Pillow also said in announcing part of its lineup that the recently resurrected Dance Theater of Harlem would open the season with a run from June 19 to 23. Repertory includes George Balanchine's "Agon," Alvin Ailey's "Lark Ascending" and John Alleyne's "Far but Close."