Table: hewitts_nuttalls_english_peaks_2
Columns: peak
height_m
prom_m
class
parent

Question: Which class has a peak named fountains fell south top?
SQL: SELECT "class" FROM hewitts_nuttalls_english_peaks_2 WHERE "peak" = 'fountains fell south top'

Question: What is the total of Prom in M for Peak great knoutberry hill?
SQL: SELECT SUM("prom_m") FROM hewitts_nuttalls_english_peaks_2 WHERE "peak" = 'great knoutberry hill'

Question: What is the average height for hewitt class, with prom less than 86, and a Peak of gragareth?
SQL: SELECT AVG("height_m") FROM hewitts_nuttalls_english_peaks_2 WHERE "class" = 'hewitt' AND "prom_m" < 86 AND "peak" = 'gragareth'