Table: scheckter_1974_stats
Columns: year
entrant
chassis
engine
points

Question: How many points did Team Rothmans International have after 1975 when their Chassis was a March 771?
SQL: SELECT "points" FROM scheckter_1974_stats WHERE "year" > 1975 AND "entrant" = 'team rothmans international' AND "chassis" = 'march 771'