LL:=REF(L,N)=LLV(L,6);

FG01:BACKSET(HH,N+1)>BACKSET(HH,N),NODRAW;

FD01:BACKSET(LL,N+1)>BACKSET(LL,N) ,NODRAW;

FG02:=FG01=FD01 AND G>D1,NODRAW;

FD02:FG01=FD01 AND G<D1,NODRAW;

TTTT:BARSLAST(FD01),NODRAW;

FG0:=FG01 AND IF(FG02=1,H=HHV(H,BARSLAST(REF(FD01,1))+1),H=HHV(H,IF(BARSLAST(L=LLV(L,7))>=5,5,BARSLAST(FD01)))) AND FD02=0 ,NODRAW;

FD0:=FD01 AND IF(FD02=1,L=LLV(L,BARSLAST(REF(FG01,1))+1),L=LLV(L,IF(BARSLAST(H=HHV(L,7))>=5,5,BARSLAST(FG01))))  AND FG02=0 ,NODRAW;

GT:BARSLAST(FG0),NODRAW;

DT:BARSLAST(FD0),NODRAW;

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;