Python Natural Language Processing

Grammar correction

We will make a simple rule about a subject verb agreement rule for simple present tense.

We know that in simple present tense the third-person singular subjects always takes a singular verb with either s/es as the suffix of the verb.

Here are some examples of incorrect sentences:

• He drink tomato soup in the morning
• She know cooking
• We plays game online

We cannot perform a pattern-based correction for these kinds of incorrect sentences. Here, to make a rule, we will parse each sentence and try to check by using the parser result. Can we make any rules? I have parsed sentences to generate the parse result so you can see the parse tree in Figure 7.14. This result has been generated by using the Stanford parser:

Figure 7.14: ...