Utilize the data and tweets at hand to foresee if the closing price of $cat will elevate or diminish at 2014-01-15. Only answer with Rise or Fall.
Context: date,open,high,low,close,adj-close,inc-5,inc-10,inc-15,inc-20,inc-25,inc-30
2013-12-31,0.2,0.4,-0.4,-0.1,-0.1,0.1,-1.3,-2.6,-3.6,-4.3,-5.0
2014-01-02,0.6,0.6,-0.6,-1.0,-1.0,0.9,0.0,-1.3,-2.3,-3.0,-3.8
2014-01-03,0.2,0.5,-0.3,-0.1,-0.1,0.7,0.3,-0.9,-1.9,-2.7,-3.5
2014-01-06,1.7,1.9,-0.3,-1.3,-1.3,1.5,1.7,0.6,-0.3,-1.3,-2.0
2014-01-07,-0.2,0.3,-0.2,0.3,0.3,0.8,1.4,0.5,-0.5,-1.4,-2.1
2014-01-08,-0.4,0.8,-0.5,0.2,0.2,0.2,1.1,0.4,-0.5,-1.4,-2.1
2014-01-09,-0.5,0.1,-1.1,0.6,0.6,-0.5,0.3,-0.0,-1.0,-1.8,-2.5
2014-01-10,-1.2,0.1,-1.3,0.9,0.9,-1.2,-0.7,-0.7,-1.6,-2.4,-3.1
2014-01-13,0.4,1.5,-0.1,-0.7,-0.7,-0.3,-0.1,0.1,-0.7,-1.4,-2.2
2014-01-14,-0.8,0.2,-0.8,0.7,0.7,-0.7,-0.9,-0.5,-1.1,-1.9,-2.8

2014-01-01: dow #stocks trend $axp $utx $csco $ko $hd $dis $v $ibm $dd $intc $jpm $unh $trv $mrk $mmm $ge $gs $msft $cat  @ 
2014-01-02: rt AT_USER 5 natural gas transportation stocks for 2013: year-end wrap up  $bp $cat $cmi $cop $drc $ge $gtls $…
2014-01-13: $cat caterpillar inc. (cat): caterpillar: making money alongside oberhelman |get the latest on $aa $cat $sats $are $synm $dtv 
Answer:
Rise