Dublin has international restaurants galore, and the New Irish Cuisine is built upon fresh products of Ireland's seas, rivers, and farms.
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(ROOT (S (S (NP (NNP Dublin)) (VP (VBZ has) (NP (JJ international) (NNS restaurants) (NN galore)))) (, ,) (CC and) (S (NP (DT the) (NNP New) (NNP Irish) (NNP Cuisine)) (VP (VP (VBZ is) (VP (VBN built) (PP (IN upon) (NP (NP (JJ fresh) (NNS products)) (PP (IN of) (NP (NP (NP (NNP Ireland) (POS 's)) (NNS seas)) (, ,) (NP (NNS rivers)) (, ,))))))) (CC and) (VP (VBZ farms)))) (. .)))
Fresh products of Irelands seas, rivers, and farms are what New Irish Cuisine is built upon.  
( ( ( Fresh products ) ( of ( ( ( ( ( ( Irelands seas ) , ) rivers ) , ) and ) farms ) ) ) ( ( are ( what ( ( New ( Irish Cuisine ) ) ( is ( built upon ) ) ) ) ) . ) )
(ROOT (S (NP (NP (JJ Fresh) (NNS products)) (PP (IN of) (NP (NP (NNP Irelands) (NNS seas)) (, ,) (NP (NNS rivers)) (, ,) (CC and) (NP (NNS farms))))) (VP (VBP are) (SBAR (WHNP (WP what)) (S (NP (NNP New) (NNP Irish) (NNP Cuisine)) (VP (VBZ is) (VP (VBN built) (PP (RB upon))))))) (. .)))