Consider the premise. Does the hypothesis directly oppose it? Premise: Personal Communication with P. Croteau, Babcock Borsig Power, August 2001. Hypothesis: In August 2001, there was personal communication between P. Croteau and Babcock Borsig Power about technology contracts for the coming year. 
Personal Communication with P. Croteau, Babcock Borsig Power, August 2001.###In August 2001, there was personal communication between P. Croteau and Babcock Borsig Power about technology contracts for the coming year. 