1) Like all 'at rest' prepositions and locative nouns in Pichi, the general locative preposition /na/ does not contribute any motion-related meaning to the spatial relation. Instead, it specifies the part of the ground where the figure is located.
2) Motion-to and motion-from are often part of the meaning of the motion verb. For example, it is highly unlikely that the sentence above gets interpreted as 'She left the market'.