( ( CMDL scientists ) ( also ( ( ( ( ( launched ( a ( separate ( free-flying balloon ) ) ) ) ( at ( ( about ( the ( same time ) ) ) ( to ( record ( water vapor ) ) ) ) ) ) ( -LRB- ( ( H ( 2 O ) ) -RRB- ) ) ) ( with ( a ( cooled ( mirror ( frost-point hygrometer ) ) ) ) ) ) . ) ) )
(ROOT (S (NP (NNP CMDL) (NNS scientists)) (ADVP (RB also)) (VP (VBD launched) (NP (DT a) (JJ separate) (JJ free-flying) (NN balloon)) (PP (IN at) (NP (NP (RB about) (DT the) (JJ same) (NN time)) (PP (TO to) (NP (JJ record) (NN water) (NN vapor))))) (PRN (-LRB- -LRB-) (NP (NNP H) (QP (CD 2) (CD O))) (-RRB- -RRB-)) (PP (IN with) (NP (DT a) (JJ cooled) (NN mirror) (NN frost-point) (NN hygrometer)))) (. .)))
CMDL scientists also launched a separate free-flying balloon at about the same time to record water vapor (H 2 O) with a cooled mirror frost-point hygrometer.
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (DT the) (NN water)) (VP (VBP vapor) (PP (IN from) (NP (DT a) (JJ hot) (NN shower) (NNS contacts))) (NP (NP (DT the) (JJR cooler) (NN surface)) (PP (IN of) (NP (DT a) (NN mirror))))))) (, ,) (NP (DT the) (NN result)) (VP (VBZ is) (SBAR (IN that) (S (NP (NNP foggy)) (VP (VBP mirror))))) (. .)))