X_1:=CLOSE>REF(OPEN,1) AND CLOSE>MA(CLOSE,60) AND OPEN<REF(CLOSE,1) AND REF(OPEN,1)>REF(CLOSE,1) AND (REF(CLOSE,2)-REF(CLOSE,1))*100/REF(CLOSE,2)>0.5; X_2:=CLOSE>REF(OPEN,1) AND CLOSE<MA(CLOSE,60) AND OPEN<REF(CLOSE,1) AND REF(OPEN,1)>REF(CLOSE,1) AND (REF(CLOSE,2)-REF(CLOSE,1))*100/REF(CLOSE,2)>0.5; X_3:=REF(OPEN,1)>REF(CLOSE,1) AND (REF(CLOSE,2)-REF(CLOSE,1))*100/REF(CLOSE,2)>1.5 AND CLOSE>OPEN AND CLOSE>REF(CLOSE,1)+(REF(CLOSE,2)-REF(CLOSE,1))*0.5; X_4:=CLOSE>=REF(OPEN,1); X_5:=X_3 AND X_4; X_6:=CLOSE/REF(OPEN,1)<1.03 AND REF(OPEN,1)/CLOSE<1.01; X_7:=REF(CLOSE,1)<REF(CLOSE,2)*0.94; X_8:=X_1 OR X_5 OR X_2 AND X_6 AND X_7