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<S> <C> <C>
CUSIP NO. 909 15K 100 SCHEDULE 13D Page 8 of 8 Pages
Exhibit B to Amendment No. 17
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SCHEDULE OF TRANSACTIONS - TIMOTHY R. BARAKETT
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Date Shares Purchased or (Sold) Price Per Share
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<S> <C> <C>
11/27/00 100,000 $9.03
11/27/00 100,000 $8.03
11/27/00 78,300 $8.83
11/27/00 350,000 $8.63
11/27/00 25,000 $8.03
11/27/00 (50,000) $9.00
11/27/00 (110,000) $8.00
11/27/00 (40,000)* $9.00
11/27/00 (240,000)* $8.62
11/27/00 (85,000)* $8.00
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* Indicates transactions affected by Atticus Qualified Partners, L.P.