I gave
a lightning talk about this and heard that someone (falsely rumoured to be BooK) had managed 197, so I've pared this down to 184 by using map{} as suggested by Sergei Mozhaisky.
#!perl
$_=++$/x11 .<>;map{$i=$-[0];{map{1while
s/w((?<=W.{10})|(?<=W.)|(?=.{9}W|W))/W/s;/W((?<= .{10})|(?<= .)|(?=.{9
+} | ))/s||$i=~/./+print("$& $'\n")+last}"$`W$'"while/w/g}}"$`x$'"whil
+e/ /g
#!perl
$_= ++$ / x11 . <>;
map {
$i = $-[0];
{
map {
1 while
s/w((?<=W.{10})|(?<=W.)|(?=.{9}W|W))/W/s;
/W((?<= .{10})|(?<= .)|(?=.{9} | ))/s ||
$i=~/./ +
print("$& $'\n") +
last
} "$`W$'" while/w/g
}
} "$`x$'" while/ /g
UPDATE
Having stolen more ideas from Timur Nozadze I am now at 175
#!perl -ln0
map{$i=$-[0]+11;{map{1while
s/w((?<=W.{10})|(?<=W.)|(?=.{9}W|W))/W/s;/W((?<= .{10})|(?<= .)|(?=.{9
+} | ))/s||$i=~/./+print("$& $'")+last}"$`W$'"while/w/g}}"$`x$'"while/
+ /g
#!perl -ln0
map {
$i=$-[0]+11;
{
map {
1 while
s/w((?<=W.{10})|(?<=W.)|(?=.{9}W|W))/W/s;
/W((?<= .{10})|(?<= .)|(?=.{9} | ))/s ||
$i=~/./ +
print("$& $'") +
last
} "$`W$'" while/w/g
}
} "$`x$'" while/ /g