|- rock paper scissors -|

|| :i have: paper
   :you have: scissors
   :let's play:

|| :beats: rock scissors
   :beats: scissors paper
   :beats: paper rock

| :i have: $mine
  :you have: $yours
  :has beat: $yours $mine |
    :result: you win.

| :i have: $mine
  :you have: $yours
  :has beat: $mine $yours |
    :result: i win.

| :i have: $mine?
  :you have: $yours?
  :let's play: |
    :compare: $mine to $yours

| :compare: $a to $b
  :beats: $a $b |
    :has beat: $a $b
| :compare: $a to $b
  :beats: $b $a |
    :has beat: $b $a

| :compare something else:
  :beats: $a $b |
| :compare something else:
  :compare: $a to $b |
    :result: the tournament has not encountered such combination in its history.
| :compare: $a to $b? |
    :compare something else: