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

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

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