X_1:=(OPEN-REF(CLOSE,3))/REF(CLOSE,3); X_2:=X_1>0.18; X_3:=OPEN>REF(CLOSE,1); X_4:=OPEN>CLOSE; X_5:=CLOSE>REF(CLOSE,1); X_6:=REF(X_1,2)<0.2; XG:X_2 AND X_3 AND X_4 AND X_5 AND X_6;
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