Flock was nominated for this award along with Facebook, Bebo and Ning.

Entity and relation annotations:
id: 0
type: entity
value: text: Flock
labels: <Production>
id: 1
type: entity
value: text: Facebook
labels: <Production>
id: 2
type: entity
value: text: Bebo
labels: <Production>
id: 3
type: entity
value: text: Ning
labels: <Production>