( ( Plate ( ( motions and ) ( ( ( deep ( mantle convection ) ) , ) Geol ) ) ) . )
(ROOT (S (VP (VB Plate) (NP (NP (NNS motions)) (CC and) (NP (NP (JJ deep) (NN mantle) (NN convection)) (, ,) (NP (NNP Geol))))) (. .)))
Plate motions and deep mantle convection, Geol.
(ROOT (S (NP (NNS Earthquakes)) (VP (VBP mark) (NP (NP (DT the) (NNS motions)) (PP (IN of) (NP (NP (VBG colliding) (NNS plates)) (CC and) (NP (NP (DT the) (NNS locations)) (SBAR (WHADVP (WRB where)) (S (NP (NNS plates)) (VP (VBP plunge) (PP (IN into) (NP (DT the) (NN mantle))))))))))) (. .)))