CREATE TABLE table_203_295 (id DECIMAL, "position" DECIMAL, "driver / passenger" TEXT, "equipment" TEXT, "points" DECIMAL, "wins" DECIMAL, "second" DECIMAL, "third" DECIMAL)

how many more points did jan hendrickx have than marco happich during the 2007 season ?
SELECT (SELECT "points" FROM table_203_295 WHERE "driver / passenger" = 'jan hendrickx') - (SELECT "points" FROM table_203_295 WHERE "driver / passenger" = 'marco happich')
SELECT (SELECT "points" FROM "table_203_295" WHERE "driver / passenger" = 'jan hendrickx') - (SELECT "points" FROM "table_203_295" WHERE "driver / passenger" = 'marco happich')