*SUPPORT*
IN: wif OUT: YELLOW
IN: tufa wif OUT: PURPLE YELLOW
IN: wif lug tufa OUT: YELLOW PURPLE
IN: wif kiki gazzer OUT: YELLOW GREEN
IN: gazzer dax gazzer OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: tufa gazzer lug gazzer lug wif OUT: PURPLE GREEN GREEN YELLOW
IN: fep tufa gazzer OUT: PINK PURPLE GREEN
IN: tufa dax tufa kiki tufa OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: fep kiki wif lug tufa OUT: PINK YELLOW PURPLE
IN: gazzer OUT: GREEN
IN: gazzer kiki tufa OUT: GREEN PURPLE
IN: tufa OUT: PURPLE
IN: wif wif lug fep OUT: YELLOW YELLOW PINK
IN: gazzer gazzer OUT: GREEN GREEN

*QUERY*
IN: gazzer fep OUT: GREEN PINK
IN: fep fep gazzer gazzer OUT: PINK PINK GREEN GREEN
IN: wif dax fep kiki tufa OUT: YELLOW PINK YELLOW YELLOW PINK PINK PINK PURPLE
IN: wif dax gazzer OUT: YELLOW GREEN YELLOW YELLOW GREEN GREEN GREEN
IN: tufa kiki tufa OUT: PURPLE PURPLE
IN: fep OUT: PINK
IN: fep kiki wif OUT: PINK YELLOW
IN: gazzer kiki gazzer OUT: GREEN GREEN
IN: wif tufa OUT: YELLOW PURPLE
IN: fep lug tufa OUT: PINK PURPLE

*GRAMMAR*
wif -> YELLOW 
 tufa -> PURPLE 
 gazzer -> GREEN 
 fep -> PINK 
 x1 dax u1 -> [x1] [u1] [x1] [x1] [u1] [u1] [u1] 
 x1 lug x2 -> [x1] [x2] 
 x1 kiki u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 