u2:EMA(EMA(CLOSE,7),3);
PARTLINE(u2,u2>ref(u2,1),rgb(250,250,250),u2<ref(u2,1),rgb(0,0,255),u2=ref(u2,1),rgb(0,255,0));
z2:EMA(EMA(CLOSE,10),5);
PARTLINE(z2,u2>ref(z2,1),rgb(200,30,180),z2<ref(z2,1),rgb(0,0,255),z2=ref(z2,1),rgb(0,255,0));
R2:EMA(EMA(CLOSE,14),7);
PARTLINE(R2,R2>ref(R2,1),rgb(250,0,0),R2<ref(R2,1),rgb(0,0,255),R2=ref(R2,1),rgb(0,255,0));
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