As this was happening, passenger Daniel Lewin, who was seated in the row just behind Atta and Omari, was stabbed by one of the hijackers-probably Satam al Suqami, who was seated directly behind Lewin.
( ( As ( this ( was happening ) ) ) ( , ( ( ( ( ( passenger ( Daniel Lewin ) ) , ) ( who ( was ( seated ( in ( ( the row ) ( just ( behind ( ( Atta and ) Omari ) ) ) ) ) ) ) ) ) , ) ( ( was ( stabbed ( by ( ( ( one ( of ( the ( hijackers-probably ( Satam ( al Suqami ) ) ) ) ) ) , ) ( who ( was ( ( seated directly ) ( behind Lewin ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN As) (S (NP (DT this)) (VP (VBD was) (VP (VBG happening))))) (, ,) (NP (NP (NN passenger) (NNP Daniel) (NNP Lewin)) (, ,) (SBAR (WHNP (WP who)) (S (VP (VBD was) (VP (VBN seated) (PP (IN in) (NP (NP (DT the) (NN row)) (PP (RB just) (IN behind) (NP (NNP Atta) (CC and) (NNP Omari))))))))) (, ,)) (VP (VBD was) (VP (VBN stabbed) (PP (IN by) (NP (NP (CD one)) (PP (IN of) (NP (DT the) (JJ hijackers-probably) (NNP Satam) (NNP al) (NNP Suqami))) (, ,) (SBAR (WHNP (WP who)) (S (VP (VBD was) (VP (VBN seated) (ADVP (RB directly)) (PP (IN behind) (NP (NNP Lewin))))))))))) (. .)))
Daniel Lewin is married with two kids.
( ( Daniel Lewin ) ( ( is ( married ( with ( two kids ) ) ) ) . ) )
(ROOT (S (NP (NNP Daniel) (NNP Lewin)) (VP (VBZ is) (VP (VBN married) (PP (IN with) (NP (CD two) (NNS kids))))) (. .)))