<s>[INST] Let $A, B, C$ be the vertices of a triangle. Let $X$ be on $AC$ such that $AX$ is $2/3$ of $AC$, and $Y$ be on $AB$ such that $BY$ is $2/3$ of $AB$.

Then what is the ratio of the area of triangle $XCY$ to the area of triangle $ABC$?[/INST]