*SUPPORT*
IN: wif tufa lug tufa lug tufa kiki OUT: PURPLE GREEN GREEN BLUE
IN: wif OUT: BLUE
IN: fep OUT: YELLOW
IN: wif dax lug tufa fep OUT: YELLOW GREEN BLUE
IN: kiki kiki dax lug OUT: GREEN PURPLE PURPLE
IN: fep dax kiki tufa wif tufa kiki OUT: PURPLE BLUE PURPLE YELLOW
IN: fep tufa fep OUT: YELLOW YELLOW
IN: lug dax kiki OUT: PURPLE GREEN
IN: wif tufa lug OUT: GREEN BLUE
IN: kiki fep OUT: PURPLE YELLOW
IN: kiki kiki OUT: PURPLE PURPLE
IN: lug wif blicket fep dax kiki OUT: PURPLE GREEN BLUE YELLOW YELLOW
IN: kiki dax wif OUT: BLUE PURPLE
IN: fep dax kiki dax kiki OUT: PURPLE PURPLE YELLOW

*QUERY*
IN: lug wif OUT: GREEN BLUE
IN: lug kiki fep dax wif OUT: BLUE GREEN PURPLE YELLOW
IN: fep fep dax lug tufa fep tufa fep OUT: YELLOW YELLOW GREEN YELLOW YELLOW
IN: lug OUT: GREEN
IN: lug dax wif blicket wif OUT: BLUE GREEN BLUE BLUE
IN: kiki OUT: PURPLE
IN: lug dax wif OUT: BLUE GREEN
IN: lug tufa fep OUT: YELLOW GREEN
IN: fep wif blicket wif dax wif tufa fep OUT: YELLOW BLUE YELLOW BLUE BLUE YELLOW BLUE BLUE
IN: kiki wif OUT: PURPLE BLUE

*GRAMMAR*
kiki -> PURPLE 
 fep -> YELLOW 
 wif -> BLUE 
 lug -> GREEN 
 x1 dax u1 -> [u1] [x1] 
 x1 blicket x2 -> [x1] [x2] [x2] 
 x1 tufa u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 