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

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

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