LLLL:DT=0 AND REF(DT,1)<GT AND L>REF(L,REF(DT,1)+1),NODRAW;

FG1:BACKSET(REFX(GT,1)=0 AND GT<DT AND REFX(H,1)>=REF(H,GT),GT+1),NODRAW;

FD1:BACKSET(REFX(DT,1)=0 AND DT<GT AND REFX(L,1)<=REF(L,DT),DT+1),NODRAW;

FG11:IF(GT=0 AND REF(GT,1)<DT AND IF(REF(G,BARSLAST(L=LLV(L,7)))>REF(D,BARSLAST(L=LLV(L,7))),BARSLAST(L=LLV(L,7))<5,1) AND  H<REF(H,REF(GT,1)+1),1,0),NODRAW;

FD11:IF(DT=0 AND REF(DT,1)<GT AND IF(REF(G,BARSLAST(H=HHV(H,7)))<REF(D,BARSLAST(H=HHV(H,7))),BARSLAST(H=HHV(H,7))<5,1) AND L>REF(L,REF(DT,1)+1),1,0),NODRAW;

GT1:BARSLAST(FG11<>1 AND FG1<>1 AND FG0),NODRAW;

DT1:BARSLAST(FD11<>1 AND FD1<>1 AND FD0),NODRAW;

FD2:BACKSET(REFX(GT1,1)=0 AND DT1<3 AND GT1-DT1<4 AND REF(L,DT1)>LLV(L,GT1+5),DT1+1),NODRAW;

FG2A:BACKSET(REFX(GT1,1)=0 AND DT1<3 AND GT1-DT1<4 AND REF(L,DT1)<=LLV(L,GT1+5) AND REF(H,GT1)>HHV(H,GT1+5),GT1+1),NODRAW;

FG2B:IF(GT1=0 AND DT1<4 AND REF(GT1,1)-DT1<4 AND REF(L,DT1)<=LLV(L,REF(GT1,1)+6) AND H>HHV(H,REF(GT1,1)+6),1,0),NODRAW;