<s>
Magnetophosphenes	B-Algorithm
are	O
flashes	O
of	O
light	O
(	O
phosphenes	O
)	O
that	O
are	O
seen	O
when	O
one	O
is	O
subjected	O
to	O
a	O
changing	O
magnetic	O
field	O
such	O
as	O
when	O
in	O
an	O
MRI	B-Algorithm
.	O
</s>
<s>
In	O
one	O
series	O
,	O
8	O
out	O
of	O
1023	O
people	O
having	O
an	O
MRI	B-Algorithm
experienced	O
flashing	O
lights	O
.	O
</s>
<s>
Magnetophosphenes	B-Algorithm
have	O
been	O
proposed	O
as	O
an	O
explanation	O
for	O
ball	O
lightning	O
.	O
</s>
