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

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

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