( ( ( The end ) ( of ( the ( agri-food chain ) ) ) ) ( ( is ( ( ( the consumer ) , ) ( ( the people ) ( who ( ( ( buy and ) eat ) ( the food ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN end)) (PP (IN of) (NP (DT the) (JJ agri-food) (NN chain)))) (VP (VBZ is) (NP (NP (DT the) (NN consumer)) (, ,) (NP (NP (DT the) (NNS people)) (SBAR (WHNP (WP who)) (S (VP (VBP buy) (CC and) (VBP eat) (NP (DT the) (NN food)))))))) (. .)))
The end of the agri-food chain is the consumer, the people who buy and eat the food.
(ROOT (S (NP (NP (DT A) (NN consumer) (CC and) (NN producer)) (PP (IN in) (NP (DT a) (NN food) (NN chain)))) (VP (VBP are) (VP (VBN involved) (SBAR (WHADVP (WRB when)) (S (NP (DT a) (NNS deer)) (VP (VBZ eats) (NP (DT a) (NN leaf))))))) (. .)))