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L01 CFG: HA 1 (PS Trees) HA (Phrase-structure trees) 1. Show the phrase-stucture trees for the following English sentences (in case of ambiguity, show for the dominant sense.): a. The robot picked the red cube. b. He saw the red block near the blue pyramid. c. Put the red block near the blue pyramid on green cylinder. d. The robot placed the red block near the blue pyramid. e. He lifted a yellow cylinder balanced on a green cylinder. 2. Give syntactic parse tree trees for the following sentences: a. Ram called Mohan after eating a mango. b. Ram called Mohan to eat a mango. c. Ram asked Mohan for a knife to cut the mango. d. The hunter saw a running lion. e. The hunter saw a lion running towards him. (Hint: 'running towards him' is called the complement of 'lion': NP --> NP S') 3. (Optional) Do some selected exercises at the end of Chap. 5 in Bharati et.al (1995). They deal with Hindi, but you can apply them to your mother tongue...........................................NEXT PREVIOUS INDEX