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

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

*GRAMMAR*
wif -> YELLOW 
 gazzer -> GREEN 
 fep -> PURPLE 
 lug -> PINK 
 u1 tufa u2 -> [u1] [u2] 
 x1 zup u1 -> [x1] [u1] 
 x1 kiki -> [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 