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

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

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