human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Rank, Lane, Athlete, Nationality, Time, React
###Question: How many total Rank listings have Liu Xiaosheng listed as the athlete with a react entry that is smaller than 0.245?
gpt
SELECT COUNT Rank FROM table WHERE Athlete = liu xiaosheng AND React < 0.245