diff --git a/EXAMPLES.md b/EXAMPLES.md
index 9178817..08bb0c8 100644
--- a/EXAMPLES.md
+++ b/EXAMPLES.md
@@ -23,6 +23,8 @@ function! GFM()
                 \ lang, lang, lang)
   endfor
   let b:current_syntax='mkd'
+
+  syntax sync fromstart
 endfunction
 ```
 
diff --git a/autoload/easy_align.vim b/autoload/easy_align.vim
index e1d7f52..6ccdc51 100644
--- a/autoload/easy_align.vim
+++ b/autoload/easy_align.vim
@@ -389,7 +389,7 @@ function! s:parse_args(args)
   " Poor man's option parser
   let idx = 0
   while 1
-    let midx = match(args, '{.*}\s*$', idx)
+    let midx = match(args, '\s*{.*}\s*$', idx)
     if midx == -1 | break | endif
 
     let cand = strpart(args, midx)
@@ -399,6 +399,9 @@ function! s:parse_args(args)
       let o = eval(cand)
       if type(o) == 4
         let option = o
+        if args[midx - 1 : midx] == '\ '
+          let midx += 1
+        endif
         let args = strpart(args, 0, midx)
         break
       endif
@@ -471,10 +474,15 @@ function! easy_align#align(just, expr) range
   if regexp
     let dict = { 'pattern': ch }
   else
-    if ch =~ '^\\\s\+$'
-      let ch = ' '
-    elseif ch =~ '^\\\\\s\+$'
-      let ch = '\'
+    " Resolving command-line ambiguity
+    if !empty(a:expr)
+      " '\ ' => ' '
+      if ch =~ '^\\\s\+$'
+        let ch = ' '
+      " '\\' => '\'
+      elseif ch =~ '^\\\\\s*$'
+        let ch = '\'
+      endif
     endif
     if !has_key(delimiters, ch)
       echon "\rUnknown delimiter key: ". ch
diff --git a/test/basic.expected b/test/basic.expected
index 461b25a..2013dfb 100644
--- a/test/basic.expected
+++ b/test/basic.expected
@@ -374,6 +374,11 @@ static std::map<std::string, float>* scores = pointer;
 
 ```
 
+  Paul<<< McCartney{{{ 1942
+George<<< Harrison {{{ 1943
+ Ringo<<< Starr    {{{ 1940
+  Pete<<< Best     {{{ 1941
+
   Paul McCartney 1942
 George  Harrison 1943
  Ringo     Starr 1940
diff --git a/test/basic.script b/test/basic.script
index 251130d..3d3f249 100644
--- a/test/basic.script
+++ b/test/basic.script
@@ -1 +1 @@
-4Gvipjyvip
 Pvip
2 Pvip
* Pvip

 Pvip

2 Pvip

* Pvip
** Pvip
- Pvip
-2 Pvip

-1 Pvip

** 60zzvipjyvip
*|Pvip

*|Pvip
**|80zzvip
**|gv

3|vip
*|90zzvip
*,100zzvipjyvip
=Pvip
*=Pvip
**=Pvip

=vip

2=198Gvipjyvip
=Pvip
-=Pf:jj3E

=209Gvip
- 214zzvipjyvip
#P:let g:easy_align_delimiters = { '#': {'pattern': '#\+', 'ignores': ['String'] } }
vip
#227zzvip
:239zzvip
*=vipjyP:let g:easy_align_ignores = []
vip
*=:unlet g:easy_align_delimiters
:unlet g:easy_align_ignores
4Gvipy4GP7Gojkkvip:EasyAlign /1/{'ml':'{{', 'mr-r':'}}'}
vipjyPvip:EasyAlign */../
263zzvipjygv
.Pvip
*.Pvip
*
.Pvip

.vip

2.Pvip
**.Pvip

**.Pvip
-.G303zzvip
.310zzvipjygv
*|Pvip

*|Pvip
|gv
-|gv
**|gv
*|gv
**|jji    jjjhi      vip
**
|339Gpvip:EasyAlign*|{'ml': 5, 'mrr': 0 }
349Gpvip:EasyAlign*/|/{'ml':'<', 'mrr': 4}
362G:let g:easy_align_delimiters = { 'd': { 'pattern': '\s\+\(\S\+\s*[;=]\)\@=', 'left_margin': 0, 'right_margin': 0 } }
vip
dgv
=236GvipjyPvip

:377Gvip

 gv

2 382Gvipjyvip:EasyAlign/-\+/
Pvip:EasyAlign2/-\+/
Pvip:EasyAlign*/-\+/
Pvip:EasyAlign*/-\+/{'da': L}
Pvip:EasyAlign/-\+/{'da': c}
Pvip:EasyAlign*/-\+/{'delimiter_align':'C'}
Pvip:EasyAlign*/-\+/{'da': 'x'}
381Gpvip:EasyAlign/-\+/{'da':r}
:let g:easy_align_delimiter_align = 'l'
Pvip:EasyAlign/-\+/
Pvip:EasyAlign*/-\+/
:unlet g:easy_align_delimiter_align
:let g:easy_align_delimiters['_'] = { 'pattern': '-\+', 'delimiter_align': 'c' }
Pvip
_Pvip
*-vip
*_Pvip:EasyAlign*_{'da':l}
Pvip:EasyAlign*_
Pvip:EasyAlign*_{'da': 'R'}

+4Gvipjyvip
 Pvip
2 Pvip
* Pvip

 Pvip

2 Pvip

* Pvip
** Pvip
- Pvip
-2 Pvip

-1 Pvip

** 60zzvipjyvip
*|Pvip

*|Pvip
**|80zzvip
**|gv

3|vip
*|90zzvip
*,100zzvipjyvip
=Pvip
*=Pvip
**=Pvip

=vip

2=198Gvipjyvip
=Pvip
-=Pf:jj3E

=209Gvip
- 214zzvipjyvip
#P:let g:easy_align_delimiters = { '#': {'pattern': '#\+', 'ignores': ['String'] } }
vip
#227zzvip
:239zzvip
*=vipjyP:let g:easy_align_ignores = []
vip
*=:unlet g:easy_align_delimiters
:unlet g:easy_align_ignores
4Gvipy4GP7Gojkkvip:EasyAlign /1/{'ml':'{{', 'mr-r':'}}'}
vipjyPvip:EasyAlign */../
263zzvipjygv
.Pvip
*.Pvip
*
.Pvip

.vip

2.Pvip
**.Pvip

**.Pvip
-.G303zzvip
.310zzvipjygv
*|Pvip

*|Pvip
|gv
-|gv
**|gv
*|gv
**|jji    jjjhi      vip
**
|339Gpvip:EasyAlign*|{'ml': 5, 'mrr': 0 }
349Gpvip:EasyAlign*/|/{'ml':'<', 'mrr': 4}
362G:let g:easy_align_delimiters = { 'd': { 'pattern': '\s\+\(\S\+\s*[;=]\)\@=', 'left_margin': 0, 'right_margin': 0 } }
vip
dgv
=236GvipjyPvip

:377Gvip

 gv

2 382Gvipjyvip:EasyAlign/-\+/
Pvip:EasyAlign2/-\+/
Pvip:EasyAlign*/-\+/
Pvip:EasyAlign*/-\+/{'da': L}
Pvip:EasyAlign/-\+/{'da': c}
Pvip:EasyAlign*/-\+/{'delimiter_align':'C'}
Pvip:EasyAlign*/-\+/{'da': 'x'}
381Gpvip:EasyAlign/-\+/{'da':r}
:let g:easy_align_delimiter_align = 'l'
Pvip:EasyAlign/-\+/
Pvip:EasyAlign*/-\+/
:unlet g:easy_align_delimiter_align
:let g:easy_align_delimiters['\'] = { 'pattern': '-\+', 'delimiter_align': 'c' }
Pvip
\Pvip
*-vip
*\Pvip:EasyAlign    *\\   {'da':l}
Pvip:EasyAlign*\\
Pvip:EasyAlign*\\{'da': 'R'}
377GvipjyPvip:EasyAlign\ {'l': '<<<'}
gv:EasyAlign     2          \          {'l': '{{{'}

diff --git a/test/include.vim b/test/include.vim
index b972fda..2114fd0 100644
--- a/test/include.vim
+++ b/test/include.vim
@@ -16,6 +16,8 @@ function! GFM()
                 \ lang, lang, lang)
   endfor
   let b:current_syntax='mkd'
+
+  syntax sync fromstart
 endfunction
 
 silent! unlet g:easy_align_delimiters
@@ -39,5 +41,4 @@ set buftype=nofile
 silent! ScrollPositionHide
 
 call GFM()
-syntax sync fromstart