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

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

*GRAMMAR*
wif -> YELLOW 
 zup -> GREEN 
 fep -> BLUE 
 lug -> PURPLE 
 x1 tufa x2 -> [x1] [x2] 
 x1 kiki x2 -> [x2] [x1] 
 x1 gazzer -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 