Question 873798
{{{(x-1)^2/2^2 + (y-2)^2/4^2 = 1}}}

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 grid(1),
circle(1, 2,0.4),
circle(1, 6,0.4),
circle(3, 2,0.4),
graph( 300, 300, -10,10,-10,10))}}}