VAR1:=C>REF(C,1)AND C>REF(C,2);VAR2:=REF(VAR1,1)AND C<=REF(C,1)AND C>=REF(C,2);VAR3:=REF(VAR2,1)AND C>=REF(C,1)AND C<=REF(C,2);VAR4:=REF(VAR3,1)AND C<=REF(C,1)AND C>=REF(C,2);VAR5:=REF(VAR4,1)AND C>=REF(C,1)AND C<=REF(C,2);VAR6:=REF(VAR5,1)AND C<=REF(C,1)AND C>=REF(C,2);VAR7:=REF(VAR6,1)AND C>=REF(C,1)AND C<=REF(C,2);VAR8:=REF(VAR7,1)AND C<=REF(C,1)AND C>=REF(C,2);VAR9:=REF(VAR8,1)AND C>=REF(C,1)AND C<=REF(C,2);VARA:=REF(VAR9,1)AND C<=REF(C,1)AND C>=REF(C,2);VARB:=REF(