Analyze the information and social media posts to determine if the closing price of $cat will ascend or descend at 2017-09-15. 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
2017-08-31,0.4,1.1,-0.1,-0.1,-0.1,-1.0,-1.7,-2.3,-2.4,-2.6,-3.0
2017-09-01,-0.7,0.5,-0.7,0.7,0.7,-1.2,-2.0,-2.6,-2.9,-3.1,-3.4
2017-09-05,-0.1,0.7,-0.4,0.0,0.0,-0.7,-1.7,-2.4,-2.8,-3.0,-3.1
2017-09-06,1.5,1.9,0.0,-1.1,-1.1,0.6,-0.4,-1.1,-1.6,-1.8,-1.9
2017-09-07,-0.3,0.1,-1.1,0.7,0.7,-0.0,-0.9,-1.6,-2.1,-2.3,-2.5
2017-09-08,-0.5,0.9,-0.7,0.0,0.0,0.0,-0.6,-1.3,-1.9,-2.2,-2.4
2017-09-11,-0.0,0.0,-1.2,0.9,0.9,-0.8,-1.2,-1.9,-2.5,-2.9,-3.1
2017-09-12,-1.4,0.4,-1.6,1.7,1.7,-2.0,-2.4,-3.2,-3.9,-4.3,-4.6
2017-09-13,0.7,1.1,-0.2,-1.1,-1.1,-0.5,-1.1,-1.9,-2.6,-3.1,-3.4
2017-09-14,-0.6,0.3,-1.1,0.7,0.7,-0.8,-1.5,-2.3,-3.0,-3.6,-3.8

2017-08-31: AT_USER   $zrx $cat $dnt $eos |$cat  pot. intermed top in uptrend intraweek 60m-15m-4m combo chart  #stocks #trading |caterpillar up on dod deal, good times for industrial stocks?  $cat|caterpillar up
2017-09-01: all about dividend investing by don schreiber:  $abbv $cat $cce $cci $bby $ba $cf|caterpillar's rally bad news for one trader  $cat|caterpillar's rally bad news for one trader  $cat #caterpillar|s&amp
2017-09-02: lanny's received over $400 in his august #dividend income summary - #earlyretirement #money $cvs $cznc $cat $de $o |sts pivot only plots $cat  tv_tradingideas|sts pivot only plots $cat |rt AT_USER AT_
2017-09-03: caterpillar, inc. $cat raised to ¡°buy¡± at valuengine |caterpillar, inc. $cat raised to ¡°buy¡± at valuengine |john deere operating margins have been better than caterpillar for years $de $cat #inves
2017-09-04: rt AT_USER need help with a chart - i'm taking your requests right now and will give you my feedback on any and all #charts #stocks¡­|AT_USER 4) with the insecurity of chinese icos i think there is a 
2017-09-05: will  #blockcat go to the moon soon?  $cat |$home $burl $tjx $rh $scss $lzb $gm $an $kmx $gva $flr $cat - potential hurricane wl-4 |AT_USER have you ever done a $cat chart...  the industrials are star
2017-09-06: $cat working alpha. expects to beat their deadlines listed in their wp, source ama AT_USER ico usecase is strong with AT_USER|millionaire trading student  made millions learning to trade from  $kite $
2017-09-07: s&amp;p100 #stocks performance $gd $amgn $msft $nee $rtn $bmy $celg $cat $fdx $jnj $pcln $mdt $dis $agn $intc  more@ |AT_USER AT_USER AT_USER rare axel mounted ac induction wheel motor used in these m
2017-09-08: rt AT_USER $qqq weakest index today. watching closely for sector rotation or early mkt weakness. bldg/infra stks strong w/nice bases. $¡­|dow #stocks trend $msft $cat $intc $mrk $dd $ba $csco $aapl $i
2017-09-09: rt AT_USER what stocks are likely to go up over the next 4 years - here's some ideas: $gs $acm $cat #stocks #trading |rt AT_USER read this great vintage stock trading article! support and pressure and
2017-09-10: can anyone guess other than the hurricane rebuild what other catalyst $cat could potentially benefit from?|boeing remains the djia¡¯s best performing stock this year   $ba $aapl $v $mcd $cat|10 winner
2017-09-11: rt AT_USER long setups $cat $ba $q $dxc $splk $blue $grub $nvcr $btu |rt AT_USER $cat remains broadly super strong, +0.9% to $118.87. even cooling to 108/02 by late oct' would do little to the mid ter
2017-09-12: consistent + profitable stock returns is what we do in the splash zone. here's february returns $aapl $dal $cat $ibm |$cat achieves a new historic high of $121.39. even a 21% decline won't break $100,
2017-09-13: caterpillar (cat) investor presentation - slideshow  $cat|millionaire trading student  made millions learning to trade from  $kite $hlf $uwti $nflx $cat|caterpillar (cat) investor presentation - slide
2017-09-14: AT_USER are there going to be any announcements in the coming weeks? $cat $blkcat|investors sell shares of caterpillar, inc. $cat on strength $cat |AT_USER well of course u can't just blindly follow. 
Answer:
Rise