diff --git a/ReflexToQ3/main.cpp b/ReflexToQ3/main.cpp
index acb2693..7bf7284 100644
--- a/ReflexToQ3/main.cpp
+++ b/ReflexToQ3/main.cpp
@@ -13,10 +13,15 @@
 #include "oopless-parser.hpp"
 #include "brushdef.hpp"
 
-#define ARG_INPUT_SHORTALIAS "i"
-#define ARG_OUTPUT_SHORTALIAS "o"
 using namespace std;
 
+//ease of reading function pointer
+typedef void (*brushdef) (std::stringstream &, 
+                          const std::vector<TPlanePoints> &);
+
+#define ARG_INPUT_SHORTALIAS "i"
+#define ARG_OUTPUT_SHORTALIAS "o"
+#define ARG_BRUSHFORMAT "gtk"
 cxxopts::Options arguments(int ac, char ** av) {
     vector<string> parg = {"input", "output"};
     cxxopts::Options o("reflex2q3", 
@@ -29,7 +34,7 @@ cxxopts::Options arguments(int ac, char ** av) {
         ("o,output", 
             "required, output map file, for idTech 3 or similar map editors", 
             cxxopts::value<string>(), "FILE")
-        ("gtk", 
+        (ARG_BRUSHFORMAT, 
             "optional, output in GTK Radiant's brush definition format")
         ("e,ent", 
             "optional, convert game entities given a table of equivalents", 
@@ -50,12 +55,9 @@ cxxopts::Options arguments(int ac, char ** av) {
 
 bool convert_worldspawn(const cxxopts::Options &o, 
                         queue<vector<string> > &q) {
-//ease of reading
-typedef void (*brushdef) (std::stringstream &, 
-                          const std::vector<TPlanePoints> &);
     bool     is_ok  = false;
     brushdef fn     = &brushdef_net;
-    if (o.count("gtk")) {
+    if (o.count(ARG_BRUSHFORMAT)) {
         fn = &brushdef_gtk;
     }
     try {
@@ -81,26 +83,48 @@ typedef void (*brushdef) (std::stringstream &,
     return is_ok;
 }
 
-// wip: current a print out of all entities
-bool convert_entities(const cxxopts::Options &o, queue<vector<string> > &q) {
-    vector<string> entity;
+void print_entities(queue<vector<string> > &q) {
+     vector<string> entity;
     do {
         entity = q.front();
+        cout << "--------------------------" << endl;
         for (const string &s : entity) {
             cout << s << endl;
         }
+        cout << "--------------------------" << endl;
         q.pop();
-    } while (!q.empty());
-    return true;
+    } while (!q.empty());   
+}
+
+
+void convert_entities(const cxxopts::Options &o, queue<vector<string> > &q) {
+    string entfile = o["e"].as<string>();
+    if (entfile.empty()) {
+        cout << "No entity data file given"
+                "- skipping entity conversion" << endl;
+        return;
+    }
+    EntityConverter e(entfile, o[ARG_INPUT_SHORTALIAS].as<string>());
+    ofstream fout(o[ARG_OUTPUT_SHORTALIAS].as<string>(), ios::app);
+    brushdef fn = &brushdef_net;
+    vector<string> entity;
+    if (o.count(ARG_BRUSHFORMAT)) {
+        fn = &brushdef_gtk;
+    }
+    do {
+        entity = q.front();
+        write(entity, fout, fn, e);
+        q.pop();
+    } while(!q.empty());
 }
 
 int main(int argc, char** argv)
 {
-    string   entityfile;
     cxxopts::Options p = arguments(argc, argv);
 
     queue<vector<string> > entities;
     bool is_ok = convert_worldspawn(p, entities);
+//    print_entities(entities);
     convert_entities(p, entities);
 	return(0);
 }