( ( Make ( ( a ( log entry ) ) ( in ( ( the ( summary file ) ) ( ( ( giving ( the grade ) ) and ) ( ( describing ( the ( observing conditions ) ) ) ( during ( ( the track ) ( -LRB- ( ( ( ( ( ( phase stability ) , ) weather ) , ) ( system temperatures ) ) -RRB- ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB Make) (NP (NP (DT a) (NN log) (NN entry)) (PP (IN in) (NP (NP (DT the) (NN summary) (NN file)) (VP (VP (VBG giving) (NP (DT the) (NN grade))) (CC and) (VP (VBG describing) (NP (DT the) (JJ observing) (NNS conditions)) (PP (IN during) (NP (NP (DT the) (NN track)) (PRN (-LRB- -LRB-) (NP (NN phase) (NN stability)) (, ,) (NP (NN weather)) (, ,) (NP (NN system) (NNS temperatures)) (-RRB- -RRB-)))))))))) (. .)))
Make a log entry in the summary file giving the grade and describing the observing conditions during the track (phase stability, weather, system temperatures).
(ROOT (S (NP (NN Temperature) (CC and) (NN sky) (NNS conditions)) (VP (VBP are) (ADVP (DT both)) (VP (VBN used) (S (VP (TO to) (VP (VB describe) (NP (NN weather))))))) (. .)))