While most of the group's key figures had accompanied Bin Ladin to Afghanistan, Banshiri had remained in Kenya to oversee the training and weapons shipments of the cell set up some four years earlier.
( ( While ( ( most ( of ( ( the ( group 's ) ) ( key figures ) ) ) ) ( had ( accompanied ( ( Bin Ladin ) ( to Afghanistan ) ) ) ) ) ) ( , ( Banshiri ( ( had ( ( remained ( in Kenya ) ) ( to ( ( oversee ( the ( training ( and ( weapons shipments ) ) ) ) ) ( of ( ( the cell ) ( ( set up ) ( some ( ( four years ) earlier ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN While) (S (NP (NP (JJS most)) (PP (IN of) (NP (NP (DT the) (NN group) (POS 's)) (JJ key) (NNS figures)))) (VP (VBD had) (VP (VBN accompanied) (NP (NP (NNP Bin) (NNP Ladin)) (PP (TO to) (NP (NNP Afghanistan)))))))) (, ,) (NP (NNP Banshiri)) (VP (VBD had) (VP (VBN remained) (PP (IN in) (NP (NNP Kenya))) (S (VP (TO to) (VP (VB oversee) (NP (DT the) (NN training) (CC and) (NNS weapons) (NNS shipments)) (PP (IN of) (NP (NP (DT the) (NN cell)) (VP (VBN set) (PRT (RP up)) (NP (NP (DT some)) (ADVP (NP (CD four) (NNS years)) (RBR earlier))))))))))) (. .)))
Banshiri remained in Kenya while the rest of the group went with Bin Ladin to Afghanistan. 
( Banshiri ( ( ( remained ( in Kenya ) ) ( while ( ( ( the rest ) ( of ( the group ) ) ) ( ( went ( with ( Bin Ladin ) ) ) ( to Afghanistan ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Banshiri)) (VP (VBD remained) (PP (IN in) (NP (NNP Kenya))) (SBAR (IN while) (S (NP (NP (DT the) (NN rest)) (PP (IN of) (NP (DT the) (NN group)))) (VP (VBD went) (PP (IN with) (NP (NNP Bin) (NNP Ladin))) (PP (TO to) (NP (NNP Afghanistan))))))) (. .)))