diff --git a/lib/src/mini/Compile.hs b/lib/src/mini/Compile.hs
new file mode 100644
index 000000000..84d7f6514
--- /dev/null
+++ b/lib/src/mini/Compile.hs
@@ -0,0 +1,45 @@
+import List
+import System
+
+-- (c) Aarne Ranta 2010 under GNU LGPL
+
+-- Compile files into pgf, in chosen combinations.
+
+-- Usage: runghc Compile (-make | -link)? Eng Fre Fin ...
+-- The -make option links all pgf files to one in the end
+-- The -link option only links, without first compiling
+-- Arguments whose length are 3 characters are prefixed with mainmodu.
+-- Other arguments are passed literally.
+
+-- Thus, for instance, to produce an English-Swedish-Romanian phrasebook with English
+-- disambiguation, the command is
+--
+--  runghc Compile -link Eng Swe Ron DisambPhrasebookEng
+
+
+-- change this to apply to another project; alternatively, just use full file names
+mainmodu = "MiniGrammar"
+
+main = do
+  (opts,langs) <- getArgs >>= return . partition ((=='-') . head)
+  let modus = [mkFile la | la <- langs]
+  putStrLn $ unwords modus
+  if notElem "-link" opts 
+    then mapM_ compileOne modus >> return ()
+    else return ()
+  case opts of
+    _ | elem "-make" opts || elem "-link" opts -> do
+      let comm = "gf -make -s " ++ unwords (map (++ ".pgf") modus)
+      putStrLn comm
+      system comm
+      return () 
+    _ -> return ()
+
+compileOne modu = do
+  let comm = "gf -make -s -optimize-pgf -name=" ++ 
+             modu ++ " " ++ modu ++ ".gf" ++
+             " +RTS -K32M"
+  putStrLn comm
+  system comm
+
+mkFile la = if length la == 3 then mainmodu ++ la else la
diff --git a/lib/src/mini/Makefile b/lib/src/mini/Makefile
index accbc4c5c..368e21abb 100644
--- a/lib/src/mini/Makefile
+++ b/lib/src/mini/Makefile
@@ -1,3 +1,5 @@
+compile = runghc Compile 
+
 all: src pgf
 
 src:
@@ -8,3 +10,9 @@ pgf: src
 
 gf: src
 	gf -batch MiniGrammar???.gf
+
+compdemo:
+	$(compile) Afr Bul Cat Dan Dut Eng Fin Fre Ger Ita Nep Nor Pnb Pes Pol Rus Spa Swe Tha Urd
+
+linkdemo:
+	$(compile) -link Afr Bul Cat Dan Dut Eng Fin Fre Ger Ita Nep Nor Pnb Pes Pol Rus Spa Swe Tha Urd
diff --git a/lib/src/mini/MiniGrammar.gf b/lib/src/mini/MiniGrammar.gf
index 6d7710358..5cedeed3c 100644
--- a/lib/src/mini/MiniGrammar.gf
+++ b/lib/src/mini/MiniGrammar.gf
@@ -108,7 +108,7 @@ abstract MiniGrammar = Lexicon, Grammar [
     here_Adv, -- Adv,
     by_Prep, in_Prep, of_Prep, with_Prep, -- Prep,
     can_VV, must_VV, want_VV, -- VV,
-    although_Subj, because_Subj, when_Subj, -- Subj,
+    although_Subj, because_Subj, when_Subj, if_Subj, -- Subj,
     when_IAdv, where_IAdv, why_IAdv-- IAdv,
 
 ] ** {
@@ -128,7 +128,7 @@ fun
    this_Det, these_Det : Det ;
    that_Det, those_Det : Det ;
    i_NP, youSg_NP, he_NP, she_NP, we_NP, youPl_NP, they_NP : NP ;
---   SubjS   : S -> Subj -> S -> S ;     -- she walks because we run
+   SubjS   : Subj -> S -> S -> Utt ;     -- if she walks we run
    CompAdv : Adv -> VP ;          -- be here
 --   SlashV2 : NP -> V2 -> ClSlash ;   -- she loves
    SlashPrep : Cl -> Prep -> ClSlash ; -- she walks with
diff --git a/lib/src/mini/MiniGrammarEng.gf b/lib/src/mini/MiniGrammarEng.gf
index 73e22346e..355e39ba8 100644
--- a/lib/src/mini/MiniGrammarEng.gf
+++ b/lib/src/mini/MiniGrammarEng.gf
@@ -112,7 +112,7 @@ concrete MiniGrammarEng of MiniGrammar = LexiconEng, GrammarEng [
     here_Adv, -- Adv,
     by_Prep, in_Prep, of_Prep, with_Prep, -- Prep,
     can_VV, must_VV, want_VV, -- VV,
-    although_Subj, because_Subj, when_Subj, -- Subj,
+    although_Subj, because_Subj, when_Subj, if_Subj, -- Subj,
     when_IAdv, where_IAdv, why_IAdv-- IAdv,
 
 ] ** open SyntaxEng, (S = SyntaxEng) in {
@@ -139,7 +139,7 @@ lin
    we_NP = S.we_NP ;
    youPl_NP = S.youPl_NP ;
    they_NP = S.they_NP ;
---   SubjS s subj s = mkS s (mkAdv subj s) ;
+   SubjS subj a b = mkUtt (mkS (S.mkAdv <subj : Subj> <a : S>) b) ;
    CompAdv adv = mkVP (lin Adv adv) ;
 --   SlashV2 np v2 = mkClSlash np v2 ;
    SlashPrep cl p = mkClSlash (lin Cl cl) <p : Prep> ;
diff --git a/lib/src/thai/LexiconTha.gf b/lib/src/thai/LexiconTha.gf
index 489a61b43..a99c29e39 100644
--- a/lib/src/thai/LexiconTha.gf
+++ b/lib/src/thai/LexiconTha.gf
@@ -180,7 +180,7 @@ lin
   leaf_N = mkN (thword "ใบ") ;
 --  learn_V2 = dirV2 (regV "learn") ;
 --  leather_N = regN "leather" ;
---  leave_V2 = dirV2 (irregV "leave" "left" "left") ;
+  leave_V2 = mkV2 "ละ" ;
 --  left_Ord = ss "left" ;
   leg_N = mkN (thword "ขา") ;
   lie_V = mkV (thword "นอน") ;