Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.

[EX Q]: He studies her as she sits at her desk.
[EX A]: He stares after her as she walks away through the open plan office.

[EX Q]: Someone collapses to his knees, then falls face down on the floor.
[EX A]: Someone yanks out a handful of green goo.

[EX Q]: Track and field athletes hurl weighted balls on a sporting field.
[EX A]:
An athlete stretches out his arms before an event.