To me there was Cruyff, who was world class, and then Krol.

BBC: United boss praises South Africa

It was Ed Krol's Whole Internet User's Guide and Catalog which O'Reilly published in 1992 just before Internet fever reached mass hysteria levels.

FORBES: Calliope's revenge

The fact that former Dutch star Rudi Krol is now in charge of the Pirates is an indication that coaching standards are also being raised.

BBC: United boss praises South Africa

United chalked up a 1-0 victory against Krol's side on Tuesday but not without a fight, and Ferguson has nothing but admiration for the man who was in the opposition dug-out.

BBC: United boss praises South Africa

Neither Krol nor Rivera, the other two military intelligence operatives present, has been charged, although Krol has told CNN he does expect he will face some form of punishment eventually, for not reporting what he saw.

CNN: Iraq abuse: U.S. soldier sentenced

Staff Sgt Ivan L "Chip" Frederick II, Sgt Javal Davis, Specialist Roman Krol, Specialist Megan Ambuhl and Specialist Armin J Cruz Jr all pleaded guilty to charges relating to prisoner abuse, were sentenced to jail and discharged from the army.

BBC: Q&A: Iraq prison abuse scandal

Roman Krol, and another analyst, Spec.

CNN: Iraq abuse: U.S. soldier sentenced