Good english parses

what is hardware (4 categories) [0.82]
  "what is hardware" as <question> [0.82, total 0.68]
    what + is hardware [<question_word> + <yes_no_question> = <question> [L]] [0.82, total 0.56]
      "what" as <question_word> [1, total 0.56]
      "is hardware" as <yes_no_question> [0.65, total 0.36]
        "is hardware" as <yes_no_question_short> [0.65, total 0.24]
          is + hardware [<auxiliary_verb> + <noun> = <yes_no_question_short>] [0.65, total 0.15]
            "is" as <auxiliary_verb> [1, total 0.15]
            "hardware" as <noun> [0.3, total 0.05]

what is software (4 categories)
  "what is software" as <question>
    what + is software [<question_word> + <yes_no_question> = <question> [L]]
      "what" as <question_word>
      "is software" as <yes_no_question>
        "is software" as <yes_no_question_short>
          is + software [<auxiliary_verb> + <noun> = <yes_no_question_short>]
            "is" as <auxiliary_verb>
            "software" as <noun>

I went for a walk (3 categories)
  "I went for a walk" as <relative_phrase>
    "I went for a walk" as <sentence>
      I + went for a walk [<noun> + <verb_phrase> = <sentence>]
        "I" as <noun>
        "went for a walk" as <verb_phrase>
          went + for a walk [<verb_phrase> + <adverbial_phrase> = <verb_phrase> [L]]
            "went" as <verb_phrase>
              "went" as <verb>
            "for a walk" as <adverbial_phrase>
              for + a walk [<preposition> + <noun> = <adverbial_phrase>]
                "for" as <preposition>
                "a walk" as <noun>
                  a + walk [<determiner> + <noun> = <noun> [R]]
                    "a" as <determiner>
                    "walk" as <noun>

At some point in the past (1 category)
  "At some point in the past" as <adverbial_phrase>
    At + some point in the past [<preposition> + <noun> = <adverbial_phrase>]
      "At" as <preposition>
      "some point in the past" as <noun>
        some + point in the past [<determiner> + <noun> = <noun> [R]]
          "some" as <determiner>
          "point in the past" as <noun>
            point + in the past [<noun> + <adverbial_phrase> = <noun> [L]]
              "point" as <noun>
              "in the past" as <adverbial_phrase>
                in + the past [<preposition> + <noun> = <adverbial_phrase>]
                  "in" as <preposition>
                  "the past" as <noun>
                    the + past [<determiner> + <noun> = <noun> [R]]
                      "the" as <determiner>
                      "past" as <noun>

english is a nice language (3 categories)
  "english is a nice language" as <relative_phrase>
    "english is a nice language" as <sentence>
      english + is a nice language [<noun> + <verb_phrase> = <sentence>]
        "english" as <noun>
        "is a nice language" as <verb_phrase>
          is + a nice language [<verb> + <noun> = <verb_phrase> [L]]
            "is" as <verb>
              "is" as <auxiliary_verb>
            "a nice language" as <noun>
              a + nice language [<determiner> + <noun> = <noun> [R]]
                "a" as <determiner>
                "nice language" as <noun>
                  nice + language [<adjective_phrase> + <noun> = <noun> [R]]
                    "nice" as <adjective_phrase>
                      "nice" as <adjective>
                    "language" as <noun>

in the summer (1 category)
  "in the summer" as <adverbial_phrase>
    in + the summer [<preposition> + <noun> = <adverbial_phrase>]
      "in" as <preposition>
      "the summer" as <noun>
        the + summer [<determiner> + <noun> = <noun> [R]]
          "the" as <determiner>
          "summer" as <noun>