A smiling man of Asian descent is sitting in his slightly-untidy cubicle at a desktop computer with several windows open , both hands poised in proper keyboarding position .
It is probably the case that the asian man is working hard on some documents .
It is probably the case that the asian man is working hard on some documents .
It is improbable that the asian man is working hard on some documents .
The asian man is working hard on some documents .