*SUPPORT*
IN: kiki dax tufa OUT: YELLOW GREEN
IN: kiki tufa dax gazzer dax gazzer blicket fep OUT: PURPLE PURPLE GREEN YELLOW RED
IN: kiki lug tufa blicket tufa OUT: YELLOW YELLOW GREEN
IN: tufa dax kiki OUT: GREEN YELLOW
IN: tufa OUT: YELLOW
IN: gazzer blicket gazzer OUT: PURPLE PURPLE
IN: kiki dax fep dax tufa OUT: YELLOW RED GREEN
IN: gazzer dax fep dax tufa dax kiki OUT: GREEN YELLOW RED PURPLE
IN: tufa lug fep kiki dax fep OUT: RED RED GREEN YELLOW
IN: fep blicket tufa OUT: RED YELLOW
IN: kiki blicket gazzer OUT: GREEN PURPLE
IN: fep lug kiki OUT: GREEN RED
IN: tufa lug fep blicket tufa OUT: RED YELLOW YELLOW
IN: tufa fep lug kiki blicket gazzer blicket kiki OUT: YELLOW GREEN RED PURPLE GREEN

*QUERY*
IN: fep OUT: RED
IN: tufa lug kiki dax fep OUT: RED GREEN YELLOW
IN: kiki lug fep fep blicket kiki OUT: RED RED GREEN GREEN
IN: fep tufa lug gazzer blicket kiki dax tufa OUT: YELLOW RED PURPLE YELLOW GREEN
IN: fep gazzer lug tufa dax gazzer OUT: PURPLE RED YELLOW PURPLE
IN: kiki OUT: GREEN
IN: tufa lug tufa dax kiki OUT: GREEN YELLOW YELLOW
IN: kiki tufa dax kiki blicket fep OUT: GREEN GREEN YELLOW RED
IN: gazzer OUT: PURPLE
IN: kiki lug kiki fep fep blicket kiki OUT: GREEN RED RED GREEN GREEN

*GRAMMAR*
tufa -> YELLOW 
 gazzer -> PURPLE 
 fep -> RED 
 kiki -> GREEN 
 u1 lug x1 -> [x1] [u1] 
 x1 dax u1 -> [u1] [x1] 
 x1 blicket u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 