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

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

*GRAMMAR*
wif -> RED 
 kiki -> GREEN 
 lug -> PINK 
 fep -> YELLOW 
 x1 zup x2 -> [x1] [x2] 
 u1 tufa x1 -> [u1] [u1] [x1] [u1] 
 u1 dax x1 -> [x1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 