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

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

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