Update readme.md

readme.md

@@ -55,7 +55,7 @@ pip install -r requirements.txt
   Download pre-extracted text features from [here](https://pan.baidu.com/s/16fZOtIe6rtR4SW-G1Cc2zA?pwd=zca5) (code: zca5), and place it into `data/{dataset}-qa/` for MSVD-QA, MSRVTT-QA and `data/tgif-qa/{question_type}/` for TGIF-QA, respectively.
 
 - ### Visual Features
-  - For appearance and motion features, we used from this [repo](https://github.com/thaolmk54/hcrn-videoqa) [1].
+  - For appearance and motion features, we used this [repo](https://github.com/thaolmk54/hcrn-videoqa) [1].
 
   - For object features, we used the Faster R-CNN [2] pre-trained with Visual Genome [3].