Analyze the information and social media posts to determine if the closing price of $nvs will ascend or descend at 2015-09-25. Please respond with either Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2015-09-11,-1.5,0.0,-1.5,0.3,0.3,-0.7,-0.5,-0.3,1.3,2.3,3.1
2015-09-14,0.1,0.3,-0.5,-1.0,-1.0,0.5,0.2,0.5,1.9,3.0,3.8
2015-09-15,-0.6,0.1,-0.8,0.8,0.8,-0.3,-0.7,-0.1,0.8,1.9,2.7
2015-09-16,-0.7,0.2,-1.0,1.4,1.4,-1.2,-1.8,-1.4,-0.9,0.3,1.1
2015-09-17,-0.9,1.0,-0.9,0.2,0.2,-1.1,-1.7,-1.5,-1.4,-0.1,0.7
2015-09-18,0.5,1.3,-0.2,-1.3,-1.3,0.2,-0.3,-0.3,-0.2,1.0,1.8
2015-09-21,1.7,1.8,-0.4,-0.8,-0.8,1.1,0.7,0.3,0.5,1.6,2.4
2015-09-22,0.6,0.9,-0.8,-3.2,-3.2,3.6,3.6,3.3,3.7,4.4,5.4
2015-09-23,0.5,0.7,-0.2,-0.5,-0.5,3.0,3.7,3.6,4.0,4.4,5.6
2015-09-24,0.5,0.7,-0.7,-0.7,-0.7,2.3,3.9,4.0,4.4,4.7,5.9

2015-09-11: 'jbem' pick - rxii dd - read here:  $pphmp $hrc $sx60 $bio$cdxs $nvs $ivty $derm
2015-09-12: after-hours losers as of 5.25p.m.: $sbgl -6.3% $au -5.1% $gold -2.9% $nvs -2.4% $mfrm -1.6%
2015-09-15: icer recommended massive cuts to #pcsk9 drug prices, but says $nvs pricing for blockbuster entresto almost on point: 
2015-09-16: first patient dosed in mid-stage study of imetelstat in myelofibrosis  #premarket $jnj $gern $nvs
2015-09-24: #barclays on $halo#pathway for #enhanze-formulated #therapies shorter than expected$celg $gild $pfe $rhhby $nvs $ibb $xbi|novartis launches portfolio of drugs for low- and low-middle-income countries 
Answer:
Analyze the information and social media posts to determine if the closing price of $nvs will ascend or descend at 2015-09-25. Please respond with either Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2015-09-11,-1.5,0.0,-1.5,0.3,0.3,-0.7,-0.5,-0.3,1.3,2.3,3.1
2015-09-14,0.1,0.3,-0.5,-1.0,-1.0,0.5,0.2,0.5,1.9,3.0,3.8
2015-09-15,-0.6,0.1,-0.8,0.8,0.8,-0.3,-0.7,-0.1,0.8,1.9,2.7
2015-09-16,-0.7,0.2,-1.0,1.4,1.4,-1.2,-1.8,-1.4,-0.9,0.3,1.1
2015-09-17,-0.9,1.0,-0.9,0.2,0.2,-1.1,-1.7,-1.5,-1.4,-0.1,0.7
2015-09-18,0.5,1.3,-0.2,-1.3,-1.3,0.2,-0.3,-0.3,-0.2,1.0,1.8
2015-09-21,1.7,1.8,-0.4,-0.8,-0.8,1.1,0.7,0.3,0.5,1.6,2.4
2015-09-22,0.6,0.9,-0.8,-3.2,-3.2,3.6,3.6,3.3,3.7,4.4,5.4
2015-09-23,0.5,0.7,-0.2,-0.5,-0.5,3.0,3.7,3.6,4.0,4.4,5.6
2015-09-24,0.5,0.7,-0.7,-0.7,-0.7,2.3,3.9,4.0,4.4,4.7,5.9

2015-09-11: 'jbem' pick - rxii dd - read here:  $pphmp $hrc $sx60 $bio$cdxs $nvs $ivty $derm
2015-09-12: after-hours losers as of 5.25p.m.: $sbgl -6.3% $au -5.1% $gold -2.9% $nvs -2.4% $mfrm -1.6%
2015-09-15: icer recommended massive cuts to #pcsk9 drug prices, but says $nvs pricing for blockbuster entresto almost on point: 
2015-09-16: first patient dosed in mid-stage study of imetelstat in myelofibrosis  #premarket $jnj $gern $nvs
2015-09-24: #barclays on $halo#pathway for #enhanze-formulated #therapies shorter than expected$celg $gild $pfe $rhhby $nvs $ibb $xbi|novartis launches portfolio of drugs for low- and low-middle-income countries 
Answer:+Fall