2.What is a probabilistic context free grammar (PCFG)?

3.Provide Stanford / universal dependency relationships for the following sentence (list the dependency relations with their terms, including the root; don’t worry about morphology):

4.Provide universal dependency relations for the following sentence:

5.Identify the grammatical relations / dependencies of the constituents following the verbs below.

6.What is a feature-based context-free grammar and what features are usually specified for nouns and verbs in English?

7.Identify all of the traces or ellipses in this sentence: “I like to eat the food you cook more than you.” (under the interpretation where cannibalism is not under consideration).

8.What system of code does the following Python expression exploit and what are its results? Describe what the expression finds in detail, and name the NLP task that it carries out.

9.Explain in both computational and linguistic terms why Chinese cannot be word-tokenized as easily or definitively as English and other European languages.