Assertion: thunderstorm's lightning | /r/AtLocation | winter storms
Facets:
value: during intense tornadoes
type: TEMPORAL
value: more frequently
type: DEGREE
value: as with thundersnow
type: TEMPORAL
Source sentences:
text: Positive lightning tends to occur more frequently in winter storms, as with thundersnow, during intense tornadoes and in the dissipation stage of a thunderstorm.