There followed the Balkan Wars, in which Turkey lost western Thrace and Macedonia, then World War I, into which Turkey entered on Germany's side.
( There ( ( followed ( ( ( ( ( ( the ( Balkan Wars ) ) , ) ( ( in which ) ( Turkey ( lost ( ( ( western Thrace ) and ) Macedonia ) ) ) ) ) , ) then ) ( ( ( World ( War I ) ) , ) ( ( into which ) ( Turkey ( entered ( on ( ( Germany 's ) side ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBD followed) (NP (NP (NP (DT the) (NNP Balkan) (NNPS Wars)) (, ,) (SBAR (WHPP (IN in) (WHNP (WDT which))) (S (NP (NNP Turkey)) (VP (VBD lost) (NP (NP (JJ western) (NN Thrace)) (CC and) (NP (NNP Macedonia))))))) (, ,) (RB then) (NP (NP (NNP World) (NNP War) (NNP I)) (, ,) (SBAR (WHPP (IN into) (WHNP (WDT which))) (S (NP (NNP Turkey)) (VP (VBD entered) (PP (IN on) (NP (NP (NNP Germany) (POS 's)) (NN side))))))))) (. .)))
Turkey entered World War I in order to regain territory lost during the Balkan Wars.
( Turkey ( ( ( entered ( ( World ( War I ) ) ( in order ) ) ) ( to ( regain ( territory ( lost ( during ( the ( Balkan Wars ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Turkey)) (VP (VBD entered) (NP (NP (NNP World) (NNP War) (NNP I)) (PP (IN in) (NP (NN order)))) (S (VP (TO to) (VP (VB regain) (NP (NP (NN territory)) (VP (VBN lost) (PP (IN during) (NP (DT the) (NNP Balkan) (NNPS Wars))))))))) (. .)))