Except for its origin, in the British Interplanetary Society Journal, space warp has been restricted to fictional use.
( ( Except ( for ( its origin ) ) ) ( , ( ( in ( the ( British ( Interplanetary ( Society Journal ) ) ) ) ) ( , ( ( space warp ) ( ( has ( been ( restricted ( to ( fictional use ) ) ) ) ) . ) ) ) ) ) )
(ROOT (S (PP (IN Except) (PP (IN for) (NP (PRP$ its) (NN origin)))) (, ,) (PP (IN in) (NP (DT the) (NNP British) (NNP Interplanetary) (NNP Society) (NNP Journal))) (, ,) (NP (NN space) (NN warp)) (VP (VBZ has) (VP (VBN been) (VP (VBN restricted) (PP (TO to) (NP (JJ fictional) (NN use)))))) (. .)))
With the exception of its origin, the British Interplanetary Society Journal space warp is only used for fiction. 
( ( With ( ( the exception ) ( of ( its origin ) ) ) ) ( , ( ( the ( British ( Interplanetary ( Society ( Journal ( space warp ) ) ) ) ) ) ( ( ( is only ) ( used ( for fiction ) ) ) . ) ) ) )
(ROOT (S (PP (IN With) (NP (NP (DT the) (NN exception)) (PP (IN of) (NP (PRP$ its) (NN origin))))) (, ,) (NP (DT the) (JJ British) (NNP Interplanetary) (NNP Society) (NNP Journal) (NN space) (NN warp)) (VP (VBZ is) (ADVP (RB only)) (VP (VBN used) (PP (IN for) (NP (NN fiction))))) (. .)))