diff --git a/lib/data.q b/lib/data.q
index eb044ce..9f07d19 100644
--- a/lib/data.q
+++ b/lib/data.q
@@ -1,6 +1,6 @@
 / data processing
 
-.cache.attended:([h:();username:()]data:());
+.cache.attended:([h:();username:()]data:());                                                    / blank schema
 .cache.geocode:([h:();username:()]data:());
 
 .data.attended:{[dict]                                                                          / [params] get attended events for a user, checking for cached events;
@@ -14,9 +14,9 @@
   :res;
  };
 
-.data.geocode.venue:{[params]
+.data.geocode.venue:{[params]                                                                   / [params] return coordinates for a venue
   .log.o("Geocoding: {}";params`q);
-  res:.http.req.nominatim params;
+  res:.http.req.nominatim params;                                                               / request coords from nominatim
   if[0h=type res;:`lat`long!0n 0n];
   :`lat`long!raze"F"$res`lat`lon;
  };
@@ -37,5 +37,5 @@
 .data.markers:{[dict;data]                                                                      / [inputs;venue info]
   vnl:distinct select city,venue,venId,state,country,lat,long from data;                        / select city coordinates
   m:value each .data.geocode.all[dict;vnl];                                                     / geocode venues
-  :`markers`bounds!(m;(min;max)@\:m[;2 3]);
+  :`markers`bounds!(m;(min;max)[;m[;2 3]]);
  };