( pillow ( ( lavas ( at ( spreading center ) ) ) ; ) )
(ROOT (S (NP (NN pillow)) (VP (VBZ lavas) (PP (IN at) (S (VP (VBG spreading) (NP (NN center)))))) (: ;)))
pillow lavas at spreading center;
(ROOT (S (NP (NP (NNP Lava)) (SBAR (WHNP (WDT that)) (S (VP (VBZ enters) (NP (DT the) (NN water)))))) (VP (VBZ is) (VP (VBN called) (NP (NN pillow) (NN lava)))) (. .)))