a
b
c
a
b
c
a
1
a
b
c
&lt;&amp;&gt;
&amp;lt;&amp;amp;&amp;gt;
&lt;&amp;&gt;
---
<Mooo> = <Mooo>
  <MOOO> = <MOOO>
    &LT;MOOO&GT; = &lt;MOOO&gt;
      <MOOO> = <MOOO>
    &LT;MOOO&GT; = &lt;MOOO&gt;
  <MOOO> = <MOOO>
    <Mooo> = <Mooo>
      &lt;Mooo&gt; = &lt;Mooo&gt;
        <Mooo> = <Mooo>
      &lt;Mooo&gt; = &lt;Mooo&gt;
    <Mooo> = <Mooo>
  <MOOO> = <MOOO>
  red green blue
---
  <A&amp;B>[a&b](A&B) <A&amp;B2>[a&b2](A&B2)
    <{a&amp;b}A&amp;B>[{a&b}a&b]({a&b}A&B) <{a&amp;b2}A&amp;B2>[{a&b2}a&b2]({a&b2}A&B2)