added Question.AdvIAdv and correcponding entry of mkIAdv in API

lib/src/abstract/Question.gf

@@ -30,6 +30,10 @@ abstract Question = Cat ** {
 
     PrepIP    : Prep -> IP -> IAdv ;     -- with whom
 
+-- They can be modified with other adverbs.
+
+    AdvIAdv   : IAdv -> Adv -> IAdv ;    -- where in Paris
+
 -- Interrogative complements to copulas can be both adverbs and
 -- pronouns.
 

lib/src/api/Constructors.gf

@@ -767,7 +767,10 @@ incomplete resource Constructors = open Grammar in {
 -- In addition to the interrogative adverbs defined in the $Structural$ lexicon, they
 -- can be formed as prepositional phrases from interrogative pronouns.
 
-    mkIAdv : Prep -> IP -> IAdv ;  -- 1. in which city --# notminimal
+    mkIAdv : overload {  --# notminimal
+      mkIAdv : Prep -> IP -> IAdv ;   -- 1. in which city --# notminimal
+      mkIAdv : IAdv -> Adv -> IAdv ;  -- 2. where in Paris --# notminimal
+      } ;  --# notminimal
 
 -- More interrogative adverbs are given in $Structural$.
 
@@ -1435,7 +1438,11 @@ incomplete resource Constructors = open Grammar in {
     who_IP : IP = whoSg_IP ;  
     which_IDet : IDet = whichSg_IDet ; --# notminimal
 
-    mkIAdv : Prep -> IP -> IAdv = PrepIP ; --# notminimal
+    mkIAdv = overload {  --# notminimal
+      mkIAdv : Prep -> IP -> IAdv = PrepIP ;    -- 1. in which city --# notminimal
+      mkIAdv : IAdv -> Adv -> IAdv = AdvIAdv ;  -- 2. where in Paris --# notminimal
+      } ;  --# notminimal
+
 
     mkRCl = overload { --# notminimal
       mkRCl : Cl -> RCl              -- such that John loves her --# notminimal

lib/src/bulgarian/QuestionBul.gf

@@ -59,5 +59,7 @@ concrete QuestionBul of Question = CatBul ** open ResBul, Prelude in {
       nonEmpty = num.nonEmpty
       } ;
 
+    AdvIAdv i a = {s = i.s ++ a.s} ;
+
     CompIP ip = {s = ip.s ! RSubj} ;
 }

lib/src/english/QuestionEng.gf

@@ -49,6 +49,8 @@ concrete QuestionEng of Question = CatEng ** open ResEng, Prelude in {
       n = num.n
       } ;
 
+    AdvIAdv i a = ss (i.s ++ a.s) ;
+
     CompIAdv a = a ;
     CompIP p = ss (p.s ! Nom) ;
 

lib/src/finnish/QuestionFin.gf

@@ -90,6 +90,8 @@ concrete QuestionFin of Question = CatFin ** open ResFin, Prelude in {
       isNum = isn
       } ;
 
+    AdvIAdv i a = {s = i.s ++ a.s} ;
+
     CompIAdv a = {s = \\_ => a.s} ;
     CompIP ip = {s = \\_ => ip.s ! NPCase Nom} ;
 

lib/src/german/QuestionGer.gf

@@ -93,6 +93,8 @@ concrete QuestionGer of Question = CatGer ** open ResGer in {
       n = n
       } ;
 
+    AdvIAdv i a = {s = i.s ++ a.s} ;
+ 
     CompIAdv a = {s = \\_ => a.s} ;
 
     CompIP ip = {s = \\_ => ip.s ! Nom} ;

lib/src/polish/QuestionPol.gf

@@ -69,6 +69,8 @@ lin
 --     PrepIP    : Prep -> IP -> IAdv ;     -- with whom
     PrepIP prep ip = { s = prep.s ++ ip.dep !prep.c};
 
+    AdvIAdv i a = {s = i.s ++ a.s} ;
+
 --     CompIAdv  : IAdv -> IComp ;          -- where (is it)
     CompIAdv ia = ia;
 

lib/src/romance/QuestionRomance.gf

@@ -93,6 +93,7 @@ incomplete concrete QuestionRomance of Question =
       n = n
       } ;
 
+    AdvIAdv i a = {s = i.s ++ a.s} ;
 
     CompIAdv a = {s = \\_  => a.s} ;
 

lib/src/romanian/QuestionRon.gf

@@ -100,7 +100,7 @@ concrete QuestionRon of Question =
       n = n
       } ;
 
-
+    AdvIAdv i a = {s = i.s ++ a.s} ;
 
     CompIAdv a = {s = \\_  => a.s} ;
 

lib/src/russian/QuestionRus.gf

@@ -67,6 +67,8 @@ concrete QuestionRus of Question = CatRus ** open ResRus, Prelude in {
      c = kakoj.c 
     } ;
 
+    AdvIAdv i a = {s = i.s ++ a.s} ;
+
     CompIAdv a = a ;
     CompIP ip = {s = ip.s ! PF Nom No NonPoss} ;
 }

lib/src/scandinavian/QuestionScand.gf

@@ -93,6 +93,8 @@ incomplete concrete QuestionScand of Question =
       det = idet.det
       } ;
 
+    AdvIAdv i a = {s = i.s ++ a.s} ;
+
     CompIAdv a = {s = \\_ => a.s} ;
     CompIP ip = {s = \\_ => ip.s ! nominative} ;
 

lib/src/urdu/QuestionUrd.gf

@@ -67,6 +67,8 @@ concrete QuestionUrd of Question = CatUrd ** open ResUrd, Prelude in {
       n = num.n
       } ;
 
+    AdvIAdv i a = {s = i.s ++ a.s} ;
+
     CompIAdv a = a ;
     CompIP p = ss (p.s ! Dir) ;