Minor edits

Advanced/Retrograde Analysis/chess-setup.tex

@@ -10,24 +10,24 @@
 	vlabelformat=\Alph{filelabel}
 }
 
-\long\def\manyboards#1{
-	\if@solutions
+\long\def\twoboards#1{
 	\chessboard[setpieces = {#1}]
 	\hfill
 	\chessboard[setpieces = {#1}]
-	\else
-		\vfill
-		\chessboard[setpieces = {#1}]
-		\hfill
-		\chessboard[setpieces = {#1}]
-		\vfill
-		\chessboard[setpieces = {#1}]
-		\hfill
-		\chessboard[setpieces = {#1}]
-	\fi
 }
 
 \makeatletter
+\long\def\manyboards#1{
+	\if@solutions
+		\twoboards{#1}
+	\else
+		\vfill
+		\twoboards{#1}
+		\vfill
+		\twoboards{#1}
+	\fi
+}
+
 \cbDefineNewPiece{white}{U}
 {\raisebox{1.75mm}{\cfss@whitepiececolor
 $\odot$}}

Advanced/Retrograde Analysis/parts/00 rules.tex

@@ -1,6 +1,6 @@
 \section{Rules}
 
-This handout contains a set of problems. \par
+This handout contains a set of problems. You may solve them in any order. \par
 Each is marked with a few stars, which you collect by presenting solutions. \par
 An example is below.
 

Advanced/Retrograde Analysis/parts/01 intro.tex

@@ -1,14 +1,15 @@
 \section{Introduction}
 
 To solve the problems in this handout, you mustn't be a chess master---you just need to know how the pieces move.
-I'm sure you're all familiar with the basic rules of chess. The odd ones are listed below.
+I'd expect that you're all familiar with the basic rules of chess (ask questions if you aren't!).
+The odd ones are listed below.
 
 \generic{Board orientation:}
-The bottom-left square of a chessboard is \textbf{always} black.
+The bottom-left square of a chessboard is \textit{always} black.
 
 \generic{Starting pawns \& en passant:}
 A pawn may move two squares on its first turn. \par
-An opposing pawn may capture this pawn as it does this. \par
+An opposing pawn may capture this pawn as it completes this move. \par
 This is called an \textit{en passant} capture (Which means \say{in passing} in French)
 
 \begin{minipage}{0.3\textwidth}
@@ -69,7 +70,7 @@ This is called an \textit{en passant} capture (Which means \say{in passing} in F
 \vfill
 
 \generic{Promotion:}
-When a pawn reaches the last row of the board, it may be promoted to \textbf{any} other piece.\par
+When a pawn reaches the last row of the board, it may be promoted to any other piece.\par
 (Except a king or a pawn, of course.)
 
 \generic{Castling:}
@@ -139,14 +140,18 @@ A king and rook can \textit{castle} under the following conditions:
 \vfill
 
 \generic{General Strategies:}
-Below is a list of questions you'll want to ask yourself if you get stuck. \par
-\note[Note]{Yes, I know you don't have the problems yet. Patience.}
+As you solve problems, keep the following in mind. \par
+You may want to return to this list if you get stuck.
 
 \begin{itemize}
 	\item What was the last move? (By black or white)
-	\item Were there any promotions? This may be indirect:\par
+
+	\item Were there any promotions? The implication may be indirect: \par
 	if White needs a third bishop, there was a promotion. \par
 	\note{Promotions often resolve seemingly impossible situations.}
+
+	\item Do not assume that Black and White play well.
+	You may only assume they play \textit{correctly}.
 \end{itemize}
 
 \vfill

Advanced/Retrograde Analysis/parts/02 easy.tex

@@ -10,6 +10,11 @@
 Black has just moved in the game below. White started on the south side of the board.\par
 What was Black's last move, and what was White's last move? \par
 
+\note[Note]{
+	The boards below are identical copies. Scribble to your heart's content.\\
+	There a few empty boards at the end of this handout as well.
+}
+
 \manyboards{
 	ka8,Kc8,
 	Ph2,

Advanced/Retrograde Analysis/parts/03 medium.tex

@@ -221,7 +221,7 @@ White to move. Which side of the board did each color start on? \par
 There is a piece at G4, marked with a $\odot$. \par
 What is it, and what is its color? \par
 
-\manyboards{
+\twoboards{
 	ra8,ke8,rh8,
 	pc7,pd7,
 	pb6,
@@ -272,10 +272,58 @@ What is it, and what is its color? \par
 \end{hintlist}
 
 
+\vfill
+\pagebreak
+
+\makeatletter
+\if@solutions
+\else
+
+	\vfill
+
+	\twoboards{
+		ra8,ke8,rh8,
+		pc7,pd7,
+		pb6,
+		pa5,
+		Ug4,
+		Pb3,Pg3,Ph3,
+		ba2,Pb2,Pc2,Pd2,Pf2,qg2,bh2,
+		Kc1,Rd1,nf1,Bh1
+	}
+
+	\vfill
+
+	\twoboards{
+		ra8,ke8,rh8,
+		pc7,pd7,
+		pb6,
+		pa5,
+		Ug4,
+		Pb3,Pg3,Ph3,
+		ba2,Pb2,Pc2,Pd2,Pf2,qg2,bh2,
+		Kc1,Rd1,nf1,Bh1
+	}
+
+	\vfill
+
+	\twoboards{
+		ra8,ke8,rh8,
+		pc7,pd7,
+		pb6,
+		pa5,
+		Ug4,
+		Pb3,Pg3,Ph3,
+		ba2,Pb2,Pc2,Pd2,Pf2,qg2,bh2,
+		Kc1,Rd1,nf1,Bh1
+	}
 
 	\vfill
 	\pagebreak
 
+\fi
+\makeatother
+
 \begin{solution}
 	\textbf{Part 1:}