Table: chaiten_rhyolite_dome
Columns: name_of_lava_dome
country
volcanic_area
composition
last_eruption_or_growth_episode

Question: Which lava domes erupted or had a growth episode during the Holocene period?
SQL: SELECT "name_of_lava_dome" FROM chaiten_rhyolite_dome WHERE "last_eruption_or_growth_episode" = 'Holocene'

Question: What is the composition at Valles lava dome?
SQL: SELECT "composition" FROM chaiten_rhyolite_dome WHERE "name_of_lava_dome" = 'Valles lava dome'

Question: How many countries are the Tata Sabaya Lava domes located in?
SQL: SELECT COUNT("country") FROM chaiten_rhyolite_dome WHERE "name_of_lava_dome" = 'Tata Sabaya lava domes'

Question: What countries have had eruptions of growth episodes in 1986?
SQL: SELECT "country" FROM chaiten_rhyolite_dome WHERE "last_eruption_or_growth_episode" = '1986'