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

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

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