Q: In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.
Context: In June 2014, Guzman joined KNBC in Los Angeles as a co-anchor of Today in L.A. alongside Whit Johnson after Alycia Lane left the station in 2013. Link Information: Lane moved to Los Angeles in July 2009 and was hired by NBC affiliate KNBC on August 18. Question: How long had Alycia Lane been working at KNBC when she left the station?
A:
Answer: 4