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(ROOT (SBARQ (SBAR (IN If) (S (S (NP (PRP it)) (VP (VBZ is) (VP (VBN heated) (PP (TO to) (NP (QP (CD 250) (CD o))))))) (CC and) (S (NP (NP (DT the) (NN length)) (PP (IN of) (NP (DT each) (NN side)))) (VP (VBZ increases) (PP (IN by) (NP (CD 0.5) (NN mm))))))) (, ,) (WHNP (WP what)) (SQ (SQ (VBP are) (NP (NP (DT the) (JJ new) (NN area)) (, ,) (CC and) (NP (DT the) (NN linear)))) (CC and) (SQ (NP (NN area) (NNS coefficients)) (PP (IN of) (NP (NN expansion)))) (PP (IN if) (NP (DT the) (NN metal)))) (. ?)))
If it is heated to 250 o and the length of each side increases by 0.5 mm, what are the new area, and the linear and area coefficients of expansion if the metal?
(ROOT (S (NP (NP (DT A) (-LRB- -LRB-) (NN n) (-RRB- -RRB-) (NN increase)) (PP (IN in) (NP (NN length)))) (VP (VBZ happens) (PP (TO to) (NP (NN metal) (NN railroad) (NNS tracks))) (PP (IN during) (NP (NP (DT the) (NN heat)) (PP (IN of) (NP (DT a) (NN summer) (NN day)))))) (. .)))