Так?
uses graphabc;
begin
setwindowsize(245,340);
setbrushcolor(clblack); rectangle(20,20,120,320);
setbrushcolor(clred); circle(70,70,50);
setbrushcolor(clyellow); circle(70,170,50);
setbrushcolor(clgreen); circle(70,270,50);
line(150,20,150,320); arc(150,95,75,-90,90)
end.