But the third try worked better.
( But ( ( the ( third try ) ) ( ( worked better ) . ) ) )
(ROOT (S (CC But) (NP (DT the) (JJ third) (NN try)) (VP (VBD worked) (ADVP (RBR better))) (. .)))
The third try worked better because we had proper tools.
( ( The ( third try ) ) ( ( ( worked better ) ( because ( we ( had ( proper tools ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (JJ third) (NN try)) (VP (VBD worked) (ADVP (RBR better)) (SBAR (IN because) (S (NP (PRP we)) (VP (VBD had) (NP (JJ proper) (NNS tools)))))) (. .)))