a person is crawling slowly backwards.#a/DET person/NOUN is/AUX crawl/VERB slowly/ADV backwards/ADV#0.0#0.0
this person does an army crawl backwards.#this/DET person/NOUN does/AUX an/DET army/NOUN crawl/NOUN backwards/ADV#0.0#0.0
a person is crawling backwards on their hands and knees#a/DET person/NOUN be/AUX crawl/VERB backwards/ADV on/ADP their/PRON hand/NOUN and/CCONJ knee/NOUN#0.0#0.0