There is an exhibition of highland dress, showing how it developed through the centuries.
( There ( ( ( ( is ( ( an exhibition ) ( of ( highland dress ) ) ) ) , ) ( showing ( how ( it ( developed ( through ( the centuries ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (EX There)) (VP (VBZ is) (NP (NP (DT an) (NN exhibition)) (PP (IN of) (NP (JJ highland) (NN dress)))) (, ,) (S (VP (VBG showing) (SBAR (WHADVP (WRB how)) (S (NP (PRP it)) (VP (VBD developed) (PP (IN through) (NP (DT the) (NNS centuries))))))))) (. .)))
They show different types of highland dress.
( They ( ( show ( ( different types ) ( of ( highland dress ) ) ) ) . ) )
(ROOT (S (NP (PRP They)) (VP (VBP show) (NP (NP (JJ different) (NNS types)) (PP (IN of) (NP (JJ highland) (NN dress))))) (. .)))