instruction:
In this task, you will be presented with a text and a pronoun. You should write the name that the pronoun refers to. Position of the pronoun in the text is showed within two "_"s.
question:
In early May 1990 one of the two A&M researchers, Kevin Wolf, acknowledged the possibility of spiking, but said that the most likely explanation was tritium contamination in the palladium electrodes or simply contamination due to sloppy work. In June 1990 an article in Science by science writer Gary Taubes destroyed the public credibility of the A&M tritium results when it accused its group leader John Bockris and one of _his_ graduate students of spiking the cells with tritium. <sep>, Pronoun: his
answer:
John Bockris


question:
After months of traveling around the country under numerous aliases, Kate learned that Diane was dying of cancer, and decided to visit her. She reunited with her high-school sweetheart, Dr. Tom Brennan (Mackenzie Astin), who arranged a meeting between Kate and Diane. As Kate tried to apologize to _her_, Diane started screaming for help, prompting Kate to flee the hospital with Tom. <sep>, Pronoun: her
answer:
Diane


question:
It was eventually announced that Anderson would take on Van Dam at Victory Road for a shot at the title. A feud that went into Victory Road was between A.J. Styles, Matt Hardy and Ric Flair. On the February 17 edition of TNA Impact!, Flair betrayed Styles during _his_ one on one contest with Hardy. <sep>, Pronoun: his
answer:

Styles