Home

Example 16 I saw John swimming.
Initial Stream: ['swim', 'v', ['n_3rd_sg', 'John'], 'T_ing', 'see', 'v*', ['n_3rd_sg', 'I'], 'Tpast', 'C']

Successful Derivation 1


Merge 1
Merge: set-Merge
Stream: [['n_3rd_sg', 'John'], 'T_ing', 'see', 'v*', ['n_3rd_sg', 'I'], 'Tpast', 'C']
Unlabeled:

Substream
Stream: ['John', 'n_3rd_sg']

Merge 2
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 3
Merge: set-Merge
Stream: [['John', 'n_3rd_sg'], 'T_ing', 'see', 'v*', ['n_3rd_sg', 'I'], 'Tpast', 'C']
Unlabeled:


Merge 4
Merge: set-Merge
Stream: ['see', 'v*', ['n_3rd_sg', 'I'], 'Tpast', 'C']
Operations: Agree: (Ting,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 5
Merge: set-Merge
Stream: ['v*', ['n_3rd_sg', 'I'], 'Tpast', 'C']
Unlabeled:


Merge 6
Merge: set-Merge
Stream: [['n_3rd_sg', 'I'], 'Tpast', 'C']
Operations: Agree: (v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #2
Continued from Merge 5

Merge 7
Merge: set-Merge
Stream: ['v*', ['n_3rd_sg', 'I'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 8
Merge: set-Merge
Stream: [['n_3rd_sg', 'I'], 'Tpast', 'C']
Operations: Agree: (v*,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #3
Continued from Merge 4

Merge 9
Merge: set-Merge
Stream: ['see', 'v*', ['n_3rd_sg', 'I'], 'Tpast', 'C']
FormCopy:
Unlabeled:


Merge 10
Merge: set-Merge
Stream: ['v*', ['n_3rd_sg', 'I'], 'Tpast', 'C']
Unlabeled:


Merge 11
Merge: set-Merge
Stream: [['n_3rd_sg', 'I'], 'Tpast', 'C']
Operations: Agree: (v*,n),(v*,Ting)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label from
Head:

Label via
movement:


Substream
Stream: ['I', 'n_3rd_sg']

Merge 12
Merge: set-Merge
Stream: []
Unlabeled:

Main Stream


Merge 13
Merge: set-Merge
Stream: [['I', 'n_3rd_sg'], 'Tpast', 'C']
Unlabeled:


Merge 14
Merge: set-Merge
Stream: ['C']
Operations: Agree: (Tpast,n)
Checked Features: 'uPerson' 'uNumber' 'uGender'
Unlabeled:


Merge 15
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label from
Head:

Crash (Unlabeled):

Backtrack (check for another possible derivation: Free Merge): Attempt: #4
Continued from Merge 14

Merge 16
Merge: set-Merge
Stream: ['C']
FormCopy:
Unlabeled:


Merge 17
Merge: set-Merge
Stream: []
Unlabeled:
Label from
Head:

Label from
Head:

Label via
shared features:

Label from
Head:

Label from
Head:

Label via
movement:

Transfer:
Frontier:

Terminals: C n I T(Past,3rd,sg) v* see n John -ing v swim
Externalization
Rules:
I T(Past,3rd,sg)+see
I saw John/John's Ting+swim
I saw John/John's swimming

Successful Derivation 1
Top

# of Backtracks: 3
# of Crashes: 3
# of Successful Derivations: 1

Top