a lunar mission with no signs of life 
(ROOT (NP (NP (DT a) (JJ lunar) (NN mission)) (PP (IN with) (NP (NP (DT no) (NNS signs)) (PP (IN of) (NP (NN life)))))))
(ROOT (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (NP (DT ) (NNS )) (PP (IN ) (NP (NN )))))))