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

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

*GRAMMAR*
blicket -> BLUE 
 zup -> GREEN 
 fep -> PURPLE 
 lug -> YELLOW 
 x1 kiki u1 -> [x1] [u1] 
 u1 tufa u2 -> [u2] [u1] 
 x1 wif -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 