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

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

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