This pregnancy is remarkable for a maternal past history of Crohn's disease, with two exacerbations during this pregnancy, requiring hospitalization.
 The patient has an autoimmune condition. 
(ROOT (S (NP (DT This) (NN pregnancy)) (VP (VBZ is) (ADJP (JJ remarkable)) (PP (IN for) (NP (NP (DT a) (JJ maternal) (JJ past) (NN history)) (PP (IN of) (NP (NN Crohn) (POS 's) (NN disease))))) (, ,) (PP (IN with) (NP (CD two) (NNS exacerbations))) (PP (IN during) (NP (DT this) (NN pregnancy))) (, ,) (S (VP (VBG requiring) (NP (NN hospitalization))))) (. .)))
(ROOT (S (NP (DT The) (NN patient)) (VP (VBZ has) (NP (DT an) (JJ autoimmune) (NN condition))) (. .)))
( ( This pregnancy ) ( ( ( ( ( ( ( ( is remarkable ) ( for ( ( a ( maternal ( past history ) ) ) ( of ( Crohn ( 's disease ) ) ) ) ) ) , ) ( with ( two exacerbations ) ) ) ( during ( this pregnancy ) ) ) , ) ( requiring hospitalization ) ) . ) )
( ( The patient ) ( ( has ( an ( autoimmune condition ) ) ) . ) )