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

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

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