Anchor: They then fit VSL as a function of age and extrapolate outside the range of the data to obtain ratios for the very old.
Entailed: VSL can be used to obtain data ratios for the very old.
Contradiction: Obtaining ratios for the very old isn't possible.
Contradiction: I think it has to do with the fact that they are not pressuring him enough.
Contradiction: A girl uses two poles to walk across a creek
Contradiction: He refused to give Pondicherry up.
Contradiction: It is somewhat chilly outside.