*SUPPORT*
IN: lug lug dax wif OUT: YELLOW YELLOW BLUE
IN: zup OUT: PURPLE
IN: wif gazzer OUT: BLUE BLUE BLUE
IN: wif kiki lug kiki zup OUT: PURPLE YELLOW BLUE
IN: zup gazzer OUT: PURPLE PURPLE PURPLE
IN: zup kiki wif gazzer OUT: BLUE BLUE BLUE PURPLE
IN: lug gazzer OUT: YELLOW YELLOW YELLOW
IN: fep kiki wif kiki zup dax lug OUT: PURPLE YELLOW BLUE GREEN
IN: zup kiki zup dax zup OUT: PURPLE PURPLE PURPLE
IN: lug kiki wif dax lug OUT: BLUE YELLOW YELLOW
IN: wif OUT: BLUE
IN: wif kiki zup fep fep dax fep OUT: PURPLE GREEN GREEN GREEN BLUE
IN: lug kiki fep OUT: GREEN YELLOW
IN: wif dax fep OUT: BLUE GREEN

*QUERY*
IN: fep kiki lug wif dax wif OUT: YELLOW BLUE BLUE GREEN
IN: wif kiki wif gazzer OUT: BLUE BLUE BLUE BLUE
IN: wif fep kiki lug kiki wif OUT: BLUE BLUE YELLOW GREEN
IN: fep dax fep OUT: GREEN GREEN
IN: wif dax lug OUT: BLUE YELLOW
IN: zup kiki lug kiki fep gazzer OUT: GREEN GREEN GREEN YELLOW PURPLE
IN: fep OUT: GREEN
IN: fep gazzer OUT: GREEN GREEN GREEN
IN: zup dax zup OUT: PURPLE PURPLE
IN: zup dax lug OUT: PURPLE YELLOW

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