Add some additional metadata suggestions for language and task

README.md

@@ -184,6 +184,11 @@ dataset_info:
     num_examples: 2271
   download_size: 1342133
   dataset_size: 3096316
+task_categories:
+- question-answering
+language:
+- pt
+- en
 ---
 
 # Pirá: A Bilingual Portuguese-English Dataset for Question-Answering about the Ocean, the Brazilian coast, and climate change
@@ -291,4 +296,4 @@ You can also access the original Pirá dataset. Just run:
 
 ```
 pira1 = load_dataset("paulopirozelli/pira", "pira_version1")
-```
+```