directives ->
	language-version <1.1>,
	namespace <obstacles>;


obstacles <rnode>->

	personal {comment},
	common thinking errors <commonThinkingErrors>,
    cognitive biases <uKiZuK1d>,
	
	collective {nlcomment},
	demographics <0ZP3kbAj>,
	welth gap and inequality <3pGZBWdW>,
	environmental degradation <SFrIf2j7>;