human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Player, Touchdowns, Extra points, Field goals, Safeties, Points
###Question: How many Touchdowns have a Player of rolla bigelow, and an Extra points smaller than 0?
gpt
SELECT SUM Touchdowns FROM table WHERE Player = rolla bigelow AND Extra points < 0