CREATE TABLE table_name_36 (stage NUMBER, finish VARCHAR2, year VARCHAR2, leader_at_the_summit VARCHAR2)

What is the highest stage number for a year later than 1948, leader at the summit was group, and finish was Bagn res-De-Bigorre?
SELECT MAX(stage) FROM table_name_36 WHERE year > 1948 AND leader_at_the_summit = "group" AND finish = "bagnères-de-bigorre"
SELECT MAX("stage") FROM "table_name_36" WHERE "bagnères-de-bigorre" = "finish" AND "group" = "leader_at_the_summit" AND "year" > 1948