Datapoint Guadeloupean Creole/Ability verb and epistemic possibility

The ability verb can express epistemic possibility, but the other ability verbs sav and konnet cannot express epistemic possibility:
An sav najé. [1SG can swim] 'I can swim.'
Gason an mwen konnet konté jis a dis. [son of 1SG can count up to ten] 'My son can count up to ten.'

Values

Ability verb also expresses epistemic possibility

Example 50-95:
An pé fè sa ba'w.
An
1sg
can
do
sa
it
ba'w.
for.2sg
I can do it for you.
Example 50-96:
An pé rivé a fè sa ba'w dèmen, mé sa pa sèten.
An
1sg
can
rivé
arrive
a
prep
do
sa
it
ba'w
for.2sg
dèmen,
tomorrow
but
sa
it
pa
neg
sèten.
be.certain
I will possibly do it for you tomorrow, but it is not certain.
Example 50-97:
I pé vini dèmen, kon i pé pa vini osi.
I
3sg
can
vini
come
dèmen,
tomorrow
kon
as
i
3sg
can
pa
neg
vini
come
osi.
also
He may come tomorrow, as well as he may not come.
Example 50-98:
I pé ka manjé.
I
3sg
can
ka
prog
manjé.
eat
He may be eating.
Example 50-99:
Sa pé.
Sa
this
pé.
may.be
This may be.
French: C'est possible, peut-être.

Source: Ludwig et al. 2002: 253

Confidence:
Very certain