Statement: the is no total overall with the name of calvin o'neal , and a round larger than 6

Input Table: indianapolis colts draft history

roundpickoverallnamepositioncollege
12626randy burkewide receiverkentucky
22553mike ozdowskidefensive endvirginia
624163calvin o'neallinebackermichigan
726193blanchard carteroffensive tackleunlv
825220ken helmsoffensive tacklegeorgia
924247glenn capriolarunning backboston college
1026277ron bakerguardoklahoma state
1125304brian rufflinebackerthe citadel
1224331bill deutschrunning backnorth dakota

SQL Command:

SELECT CASE WHEN COUNT(*) = 0 THEN 'TRUE' ELSE 'FALSE' END FROM table_sql WHERE name = 'calvin o''neal' AND round > 6;