map = new('map one:1  two:2 ten:10 forty:40 hundred:100 thousand:1000')
show(map)

show.eval("eq(get(map,'one'),1)")
show.eval("eq(get(map,'one'),6)")
show.eval("exists(map,'eq(get(map,this),2)')")
show.eval("forall(map,'eq(get(map,this),2)')")