BIAS:(CLOSE-MA(CLOSE,6))/MA(CLOSE,6)*100; BOLL:MA(CLOSE,21); LB:BOLL-2*STD(CLOSE,21); A:MA(C,250); B:MA(C,210); M:MA(C,60); N:MA(C,21); C>A AND BIAS <-6 AND L<LB AND B>A AND M>N;
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