if (this.props.last_two_moves.length > 1) {
/* First index (0) gives us our last move, (that is, of the
* last two moves, it's the first one, so two moves ago).
if (this.props.last_two_moves.length > 1) {
/* First index (0) gives us our last move, (that is, of the
* last two moves, it's the first one, so two moves ago).