Prolog: no hint for using b/t (valid for trees group)

1 files changed, 2 insertions, 2 deletions

diff --git a/prolog/common.py b/prolog/common.py
index 5187c65..d15003d 100644
--- a/prolog/common.py
+++ b/prolog/common.py
@@ -50,8 +50,8 @@ def hint(code, aux_code):
 
     # a,b,c are a bit dangerous when crossing the river exercise is being solved
     # what about potential numbers after letters?
-    # this will have to be solved more generally
-    targets = {'a', 'b', 'c', 'x', 'y', 'z', 'h', 't', 'l', 's', 'v', 'w'}
+    # TODO this will have to be solved more generally
+    targets = {'a', 'c', 'x', 'y', 'z', 'h', 'l', 's', 'v', 'w'}
     marks = [(t.pos, t.pos + len(t.val)) for t in tokens if t.type == 'NAME' and t.val in targets]
     if marks:
         hints += [{'id': 'noncapitalised_variable_markup', 'start': m[0], 'end': m[1]} for m in marks] + \