a1:= REF(CLOSE,1)< REF(OPEN,1) and REF(CLOSE,2)< REF(OPEN,2);

a2:= REF(OPEN,1)/REF(CLOSE,1)> 1.01 and REF(OPEN,1)/REF(CLOSE,1)<1.02;
 a3:=CLOSE>OPEN and OPEN > REF(OPEN,1) and CLOSE >= REF(O,2) and OPEN < REF(OPEN,2);
 a4:=REF(OPEN,2)/REF(CLOSE,2)> 1.01 and REF(OPEN,2)/REF(CLOSE,2) < 1.04 and REF(OPEN,1) >= REF(CLOSE,2);

a1 and a2 and a3 and a4


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