AA:=VOL>REF(VOL,1);
BB:=REF(V,1)<REF(VOL,2);
CC:=REF(V,1)<REF(VOL,3);
DD:=REF(V,1)<REF(VOL,4);
EE:=REF(V,1)<REF(VOL,5);
FF:=REF(V,1)<REF(VOL,6);
GG:=REF(V,1)<REF(VOL,7);
HH:=REF(V,1)<REF(VOL,8);
II:=REF(V,1)<REF(VOL,9);
AA AND BB AND CC AND DD AND EE AND FF AND GG AND GG AND HH AND II;
