One has been described as white male, while the others (no number has been specified), have been described as Asian. According to Thames Valley Police, ‘violence’ was used to steal the orange and blue electric bicycle and a set of keys. The force said the robbery took place while a large gathering, described as a "field party", was taking place at the recreation ground, with an estimated 40 to 50 young people in attendance. Officers are appealing for witnesses and are urging anyone who was at the recreation ground that evening to come forward. Anyone with information is asked to contact Thames Valley Police by calling 101 or reporting online, quoting reference 43260386826.