( ( Paper defects ) ( ( ( caused ( by ( fluid ( shear force ) ) ) ) ( during pressing ) ) . ) )
(ROOT (S (NP (NNP Paper) (NNS defects)) (VP (VBD caused) (PP (IN by) (NP (JJ fluid) (NN shear) (NN force))) (PP (IN during) (S (VP (VBG pressing))))) (. .)))
Paper defects caused by fluid shear force during pressing.
(ROOT (S (NP (NNP Fluid)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (NP (NP (DT a) (NN state)) (PP (IN of) (NP (NN matter))))) (SBAR (WHNP (WDT that)) (S (VP (VBZ yields) (PP (TO to) (NP (JJ sideways) (CC or) (JJ shearing) (NNS forces)))))))) (. .)))