Analyze the information and social media posts to determine if the closing price of $rex will ascend or descend at 2015-08-20. 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
2015-08-06,-3.4,0.7,-4.8,3.7,3.7,-1.9,0.6,5.8,10.2,12.3,14.0
2015-08-07,4.4,5.8,-0.2,-5.0,-5.0,2.2,4.9,9.2,14.6,17.1,19.0
2015-08-10,-3.1,1.3,-3.1,3.2,3.2,-0.9,1.1,4.2,9.9,12.5,14.4
2015-08-11,-0.0,1.2,-1.2,-0.9,-0.9,0.2,1.5,3.9,9.6,12.6,14.7
2015-08-12,-3.0,0.4,-3.4,2.4,2.4,-1.6,-1.3,0.8,5.7,9.1,11.2
2015-08-13,-3.9,0.8,-3.9,3.2,3.2,-4.0,-4.2,-2.7,1.3,5.1,7.2
2015-08-14,2.4,3.1,-1.1,-2.1,-2.1,-0.9,-2.1,-0.8,2.3,6.6,8.8
2015-08-17,-1.9,1.4,-3.8,1.7,1.7,-1.7,-3.3,-2.5,-0.4,4.1,6.4
2015-08-18,5.6,5.7,-1.6,-5.6,-5.6,4.0,2.5,2.9,4.6,9.2,11.9
2015-08-19,0.9,1.8,-0.8,-1.5,-1.5,4.6,3.9,3.9,5.4,9.6,12.8

2015-08-18: $rex - ascend capital form 8.3 - rexam plc |$rex - goldmansachs international form 8.5 (ept/non-ri) 
Answer:
Analyze the information and social media posts to determine if the closing price of $rex will ascend or descend at 2015-08-20. 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
2015-08-06,-3.4,0.7,-4.8,3.7,3.7,-1.9,0.6,5.8,10.2,12.3,14.0
2015-08-07,4.4,5.8,-0.2,-5.0,-5.0,2.2,4.9,9.2,14.6,17.1,19.0
2015-08-10,-3.1,1.3,-3.1,3.2,3.2,-0.9,1.1,4.2,9.9,12.5,14.4
2015-08-11,-0.0,1.2,-1.2,-0.9,-0.9,0.2,1.5,3.9,9.6,12.6,14.7
2015-08-12,-3.0,0.4,-3.4,2.4,2.4,-1.6,-1.3,0.8,5.7,9.1,11.2
2015-08-13,-3.9,0.8,-3.9,3.2,3.2,-4.0,-4.2,-2.7,1.3,5.1,7.2
2015-08-14,2.4,3.1,-1.1,-2.1,-2.1,-0.9,-2.1,-0.8,2.3,6.6,8.8
2015-08-17,-1.9,1.4,-3.8,1.7,1.7,-1.7,-3.3,-2.5,-0.4,4.1,6.4
2015-08-18,5.6,5.7,-1.6,-5.6,-5.6,4.0,2.5,2.9,4.6,9.2,11.9
2015-08-19,0.9,1.8,-0.8,-1.5,-1.5,4.6,3.9,3.9,5.4,9.6,12.8

2015-08-18: $rex - ascend capital form 8.3 - rexam plc |$rex - goldmansachs international form 8.5 (ept/non-ri) 
Answer:+Fall