我在获取所选节点的父节点时遇到问题。我正在使用查询： // t [@ lemma = "de"] 。但我想得到包含的元素。我对xpath不太了解。现在我正在使用两个查询来尝试解决问题，但我认为没有必要。我的xml：
<?xml version="1.0" encoding="UTF-8"?>
<xml>
<corpus>
<body>
<s id="s16" ref="16" source="Running text" forest="1" text="DECLARARAL A Extinção da Punibilidade do Réu, Em Razão da Prescrição da Pretensão Punitiva, Fulcro Em os ARTIGOS 107, Inciso IV, Combinado Com O ARTIGO 109, Inciso VI (Redação Anterior à Lei Nº.">
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<t id="s16_2" word="A" lemma="o" pos="art" morph="F S" extra="artd" />
<t id="s16_3" word="Extinção" lemma="Extinção" pos="prop" morph="--" extra="cjt-X" />
<t id="s16_4" word="de" lemma="de" pos="prp" morph="--" extra="sam-" />
<t id="s16_5" word="a" lemma="o" pos="art" morph="F S" extra="-sam artd" />
<t id="s16_6" word="Punibilidade" lemma="punibilidade" pos="n" morph="F S" extra="prop percep-f" />
<t id="s16_7" word="de" lemma="de" pos="prp" morph="--" extra="sam-" />
<t id="s16_8" word="o" lemma="o" pos="art" morph="M S" extra="-sam artd" />
<t id="s16_9" word="Réu" lemma="réu" pos="n" morph="M S" extra="prop H" />
<t id="s16_10" word="," lemma="--" pos="pu" morph="--" extra="--" />
<t id="s16_11" word="Em_Razão" lemma="Em_Razão" pos="prop" morph="--" extra="cjt-X" />
<t id="s16_12" word="de" lemma="de" pos="prp" morph="--" extra="sam-" />
<t id="s16_13" word="a" lemma="o" pos="art" morph="F S" extra="-sam artd" />
<t id="s16_14" word="Prescrição" lemma="prescrição" pos="n" morph="F S" extra="prop conv" />
<t id="s16_15" word="de" lemma="de" pos="prp" morph="--" extra="sam-" />
<t id="s16_16" word="a" lemma="o" pos="art" morph="F S" extra="-sam artd" />
<t id="s16_17" word="Pretensão_Punitiva" lemma="Pretensão_Punitiva" pos="prop" morph="--" extra="--" />
<t id="s16_18" word="," lemma="--" pos="pu" morph="--" extra="--" />
<t id="s16_19" word="Fulcro" lemma="fulcro" pos="n" morph="M S" extra="cjt-X part-build Labs" />
<t id="s16_20" word="Em" lemma="em" pos="prp" morph="--" extra="sam-" />
<t id="s16_21" word="os" lemma="o" pos="art" morph="M P" extra="artd -sam" />
<t id="s16_22" word="ARTIGOS_107" lemma="ARTIGOS_107" pos="prop" morph="--" extra="--" />
<t id="s16_23" word="," lemma="--" pos="pu" morph="--" extra="--" />
<t id="s16_24" word="Inciso_IV" lemma="Inciso_IV" pos="prop" morph="--" extra="cjt-X" />
<t id="s16_25" word="," lemma="--" pos="pu" morph="--" extra="--" />
<t id="s16_26" word="Combinado_Com" lemma="Combinado_Com" pos="prop" morph="--" extra="cjt-X" />
<t id="s16_27" word="O" lemma="o" pos="art" morph="M S" extra="artd" />
<t id="s16_28" word="ARTIGO_109" lemma="ARTIGO_109" pos="prop" morph="--" extra="cjt-X" />
<t id="s16_29" word="," lemma="--" pos="pu" morph="--" extra="--" />
<t id="s16_30" word="Inciso_VI" lemma="Inciso_VI" pos="prop" morph="--" extra="cjt-X" />
<t id="s16_31" word="(" lemma="--" pos="pu" morph="--" extra="--" />
<t id="s16_32" word="Redação_Anterior_Ã_Lei_Nº" lemma="Redação_Anterior_Ã_Lei_Nº" pos="prop" morph="--" extra="cjt-X" />
<t id="s16_33" word="." lemma="--" pos="pu" morph="--" extra="--" />
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<edge label="CJT" idref="s16_30" />
<edge label="PU" idref="s16_31" />
<edge label="CJT" idref="s16_32" />
<edge label="PU" idref="s16_33" />
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<nt id="s16_502" cat="np">
<edge label="DN" idref="s16_2" />
<edge label="H" idref="s16_3" />
<edge label="DN" idref="s16_503" />
</nt>
<nt id="s16_503" cat="pp">
<edge label="H" idref="s16_4" />
<edge label="DP" idref="s16_504" />
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<nt id="s16_504" cat="np">
<edge label="DN" idref="s16_5" />
<edge label="H" idref="s16_6" />
<edge label="DN" idref="s16_505" />
</nt>
<nt id="s16_505" cat="pp">
<edge label="H" idref="s16_7" />
<edge label="DP" idref="s16_506" />
</nt>
<nt id="s16_506" cat="np">
<edge label="DN" idref="s16_8" />
<edge label="H" idref="s16_9" />
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<nt id="s16_507" cat="np">
<edge label="H" idref="s16_11" />
<edge label="DN" idref="s16_508" />
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<edge label="H" idref="s16_12" />
<edge label="DP" idref="s16_509" />
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<nt id="s16_509" cat="np">
<edge label="DN" idref="s16_13" />
<edge label="H" idref="s16_14" />
<edge label="DN" idref="s16_510" />
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<nt id="s16_510" cat="pp">
<edge label="H" idref="s16_15" />
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<nt id="s16_511" cat="np">
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<edge label="H" idref="s16_17" />
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<nt id="s16_513" cat="pp">
<edge label="H" idref="s16_20" />
<edge label="DP" idref="s16_514" />
</nt>
<nt id="s16_514" cat="np">
<edge label="DN" idref="s16_21" />
<edge label="H" idref="s16_22" />
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<nt id="s16_515" cat="np">
<edge label="DN" idref="s16_27" />
<edge label="H" idref="s16_28" />
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</s>
</body>
</corpus>
</xml>
有人能帮我吗？