premise: Two Asian people cooking on a grill in a park. hypothesis: The couple are cooking in there home kitchen.
contradiction: You cannot cook in the park and your home kitchen at the same time. (Also, incorrect use of 'there.' Should be 'their.').|contradiction: Two Asian people do not have to be a couple.  A grill in the park is not located in a home kitchen.|contradiction: The two people cannot cook both on a grill in a park and in their home kitchen simultaneously.