Similar meetings between Iraqi officials and Bin Ladin or his aides may have occurred in 1999 during a period of some reported strains with the Taliban.
( ( ( ( ( Similar meetings ) ( between ( Iraqi officials ) ) ) and ) ( ( ( Bin Ladin ) or ) ( his aides ) ) ) ( ( may ( have ( ( occurred ( in 1999 ) ) ( during ( ( a period ) ( of ( ( some ( reported strains ) ) ( with ( the Taliban ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NP (JJ Similar) (NNS meetings)) (PP (IN between) (NP (JJ Iraqi) (NNS officials)))) (CC and) (NP (NP (NNP Bin) (NNP Ladin)) (CC or) (NP (PRP$ his) (NNS aides)))) (VP (MD may) (VP (VB have) (VP (VBN occurred) (PP (IN in) (NP (CD 1999))) (PP (IN during) (NP (NP (DT a) (NN period)) (PP (IN of) (NP (NP (DT some) (VBN reported) (NNS strains)) (PP (IN with) (NP (DT the) (NNP Taliban)))))))))) (. .)))
Iraqi officials never met Bin Laden or his compatriots before 2007. 
( ( Iraqi officials ) ( never ( ( ( met ( ( ( Bin Laden ) or ) ( his compatriots ) ) ) ( before 2007 ) ) . ) ) )
(ROOT (S (NP (JJ Iraqi) (NNS officials)) (ADVP (RB never)) (VP (VBD met) (NP (NP (NNP Bin) (NNP Laden)) (CC or) (NP (PRP$ his) (NNS compatriots))) (PP (IN before) (NP (CD 2007)))) (. .)))