(S (S (BASENP (DT The) (NN battle)) (VP (VBD led) (PP (TO to) (NP (NP (QP (ADVP (IN at) (JJS least)) (NN ten)) (NNS deaths)) (COMMA ,) (SBAR (WHNP (BASENP (NN four)) (WHPP (IN of) (WHNP (WDT which)))) (S (VP (VBD were) (BASENP (NNS soldiers))))))))) (PERIOD .))