( Worse ( ( yet ( , ( ( ( ( the ( light rain ) ) ( turned ( to ( a ( heavy rain ) ) ) ) ) and ) ( Uba ( was ( forced ( to ( ( seek shelter ) ( in ( a ( nearby cave ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (FRAG (ADJP (RBR Worse)) (S (ADVP (RB yet)) (, ,) (S (NP (DT the) (JJ light) (NN rain)) (VP (VBD turned) (PP (TO to) (NP (DT a) (JJ heavy) (NN rain))))) (CC and) (S (NP (NNP Uba)) (VP (VBD was) (VP (VBN forced) (S (VP (TO to) (VP (VB seek) (NP (NN shelter)) (PP (IN in) (NP (DT a) (JJ nearby) (NN cave)))))))))) (. .)))
Worse yet, the light rain turned to a heavy rain and Uba was forced to seek shelter in a nearby cave.
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (PRP it)) (VP (VBZ rains)))) (, ,) (NP (DT some) (NNS animals)) (VP (MD will) (VP (VB move) (S (VP (TO to) (VP (VB seek) (NP (NN shelter))))))) (. .)))