def first_level(gov: GenericLabel, negation_location: Location,
upos_tags: 'LabelIndex[GenericLabel]'):
if negation_location.covers(gov):
return True
if check_conj_or(gov, negation_location, upos_tags):
return True
for child in gov.dependents:
if negation_location.covers(child):
return True
if check_suggest(child, negation_location, upos_tags):
return True
if check_nmod(child, negation_location, upos_tags):
return True
if check_cc_and(child, upos_tags):
continue
for second_child in child.dependents:
if check_cc_and(second_child, upos_tags):
continue
if negation_location.covers(second_child):
return True
if check_nmod(child, negation_location, upos_tags):
return True
if check_suggest(second_child, negation_location, upos_tags):
return True
return False
def check_conj_or(dep: GenericLabel, negation_location: Location, upos_tags):
if dep.deprel == 'conj':
gov = dep.head
conjs = [child for child in gov.dependents if child.deprel == 'conj']
conjs.sort(key=lambda x: x.location)
loc = conjs.index(dep)
has_or = False
for child in conjs[-1].dependents:
if child.deprel == 'cc' and child.text.lower() == 'or':
has_or = True
if has_or and loc >= len(conjs) - 4:
for child in conjs[loc:]:
if negation_location.covers(child):
return True
return False