*SUPPORT*
IN: kiki wif fep dax lug OUT: RED YELLOW YELLOW GREEN
IN: lug OUT: GREEN
IN: tufa lug OUT: PINK GREEN
IN: wif OUT: YELLOW
IN: wif blicket kiki fep OUT: YELLOW RED RED
IN: wif tufa lug fep OUT: YELLOW PINK GREEN GREEN
IN: lug fep dax kiki OUT: GREEN GREEN RED
IN: tufa dax lug OUT: PINK GREEN
IN: tufa OUT: PINK
IN: tufa fep OUT: PINK PINK
IN: tufa wif blicket tufa lug fep OUT: PINK YELLOW PINK GREEN GREEN
IN: kiki OUT: RED
IN: tufa kiki OUT: PINK RED
IN: wif blicket wif dax wif dax kiki OUT: YELLOW YELLOW YELLOW RED

*QUERY*
IN: kiki kiki fep OUT: RED RED RED
IN: lug fep OUT: GREEN GREEN
IN: wif blicket wif tufa fep OUT: YELLOW YELLOW PINK PINK
IN: wif blicket tufa OUT: YELLOW PINK
IN: tufa tufa dax wif OUT: PINK PINK YELLOW
IN: kiki fep OUT: RED RED
IN: lug blicket tufa fep OUT: GREEN PINK PINK
IN: lug fep dax tufa dax lug dax wif OUT: GREEN GREEN PINK GREEN YELLOW
IN: lug kiki dax lug dax tufa dax wif OUT: GREEN RED GREEN PINK YELLOW
IN: wif fep OUT: YELLOW YELLOW

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