Psalm 18/Diagrams/v. 12.

SimpleGrammar
DiscourseUnit [12] 
    Fragment <status="alternative">
      Particle
        conjunction: וַ <status="emendation">
    Fragment
      Clause
        Predicate
          verb: יָשֶׁת making
          Object
              noun: חֹשֶׁךְ darkness
          SecondObject
            ConstructChain <gloss="his cover">
              noun: סִתְר cover
              suffix-pronoun: וֹ him
          Adverbial <status="alternative">
            PrepositionalPhrase
              Preposition
                preposition: סְבִיבותָי around
              Object
                suffix-pronoun: וֹ him
    Fragment
      Clause
        Predicate 
          verb: יָשֶׁת making <status="elided">
          Object
            noun: חֹשֶׁךְ darkness <status="elided">
          SecondObject
            Apposition
              Nominal
                ConstructChain <gloss="his canopy">
                  noun: סֻכָּת canopy
                  suffix-pronoun: וֹ him
              Nominal
                  ConstructChain <gloss="the sieve of water">
                    noun: חֶשְׁרַת sieve <status="emendation"> 
                    noun: מַיִם water
                  ConstructChain <status="alternative">
                    noun: חֶשְׁכַת darkness
                    noun: מַיִם water
              Nominal
                  ConstructChain <gloss="the thick clouds of the skies">
                    noun: עָבֵי thick clouds
                    noun: שְׁחָקִים skies
          Adverbial
            PrepositionalPhrase
              Preposition
                preposition: סְבִיבותָי around
              Object
                suffix-pronoun: וֹ him