Creating a Trust/ Will and the Three Certainties- Help required

1.

(a) To my trusted colleague, Antonio, my entire antiques’ collection in the sure andcertain expectation that he will deliver them to my sisters, Lucia and Julia, Lucia tohave those items which Julia does not want (Julia is not to have more than half ofthe total value of the collection);

2.

(b) To Osman Ortoli the rest of my estate to be divided as he considers appropriateamongst those whose possessions have been valued by experts on the ‘AntiquesRoadshow’ television programme and who were visibly delighted by theunexpectedly high valuations attributed to such items. If Osman is averse to doingthis, then to the Camton Museum of Art.