    Sentence. 1: BA shares were up 0.59.percerit at:  170: pence in-early afternoon trading ,, slightly  -outpacing London 's FTSE 100 Index which was  up 0.28 percent .    Sentence 2: BA ‘shares closed’ down 0.89  percént at 167-1 /°2 pence , slightly lower than  London "s FTSE 100 Index’ which was: down  0.28 percent.         