LC:=REF(CLOSE,1);RSI1:=SMA(MAX(CLOSE-LC,0),8,1)/SMA(ABS(CLOSE-LC),8,1)*100;RSI2:=SMA(MAX(CLOSE-LC,0),55,1)/SMA(ABS(CLOSE-LC),55,1)*100;XG:CROSS(RSI1,20) AND RSI2<=49;