You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
2008_Sichuan_earthquake

Context:
Besides parents, Liu Shaokun (刘绍坤), a Sichuan school teacher, was detained on June 25, 2008 for "disseminating rumors and destroying social order" about the Sichuan earthquake. Liu’s family was later told that he was being investigated on suspicion of the crime of inciting subversion. Liu had travelled to the Shifang, taken photos of collapsed school buildings, and put them online. He had also expressed his anger at “the shoddy tofu-dregs buildings” (豆腐渣工程) in a media interview. He was ordered to serve one year of re-education through labor (RTL). According to the organization Human Rights in China, Liu has been released to serve his RTL sentence outside of the labor camp.

Question:
What was Liu Shaokun's profession?

Sichuan school teacher