( ( 2 -RRB- ) ( ( ( ( ( An ( elbow foul ) ) ( will ( be ( called ( if ( ( the ( arm wrestler ) ) ( is ( riding ( on ( their ( ( triceps or ) forearm ) ) ) ) ) ) ) ) ) ) ) and ) ( ( the elbow ) ( extends ( beyond ( ( any side ) ( of ( the ( elbow pad ) ) ) ) ) ) ) ) . ) )
(ROOT (S (LST (LS 2) (-RRB- -RRB-)) (S (NP (DT An) (NN elbow) (NN foul)) (VP (MD will) (VP (VB be) (VP (VBN called) (SBAR (IN if) (S (NP (DT the) (NN arm) (NN wrestler)) (VP (VBZ is) (VP (VBG riding) (PP (IN on) (NP (PRP$ their) (NNS triceps) (CC or) (NN forearm))))))))))) (CC and) (S (NP (DT the) (NN elbow)) (VP (VBZ extends) (PP (IN beyond) (NP (NP (DT any) (NN side)) (PP (IN of) (NP (DT the) (NN elbow) (NN pad))))))) (. .)))
2) An elbow foul will be called if the arm wrestler is riding on their triceps or forearm and the elbow extends beyond any side of the elbow pad.
(ROOT (S (NP (DT The) (NNS triceps)) (VP (VBP help) (S (NP (DT the) (NN body)) (VP (VB extend) (NP (DT the) (NN arm))))) (. .)))