MA5:=MA(C,5);
MA10:=MA(C,10);
MA20:=MA(C,20);
W1:=MA10 REF(MA10,1);
W2:=MA20 =REF(MA20,1);
W3:=V MA(V,5);
XG:(MA5 MA20 AND MA5 =REF(MA5,1) AND C MA5 AND W1 AND W2 AND W3);
MA5:=MA(C,5);
MA10:=MA(C,10);
MA20:=MA(C,20);
W1:=MA10 REF(MA10,1);
W2:=MA20 =REF(MA20,1);
W3:=V MA(V,5);
XG:(MA5 MA20 AND MA5 =REF(MA5,1) AND C MA5 AND W1 AND W2 AND W3);