short actual_trigger_element; /* element that actually triggered change */
int actual_trigger_side; /* element side that triggered the change */
int actual_trigger_player; /* player which actually triggered change */
+ int actual_trigger_player_bits; /* player bits of triggering players */
int actual_trigger_ce_value; /* CE value of element that triggered change */
int actual_trigger_ce_score; /* CE score of element that triggered change */