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

*QUERY*
IN: lug OUT: PINK
IN: zup zup fep kiki OUT: PURPLE PURPLE GREEN GREEN GREEN
IN: wif kiki OUT: RED RED RED
IN: lug fep OUT: PINK GREEN
IN: wif fep kiki OUT: RED GREEN GREEN GREEN
IN: fep zup OUT: GREEN PURPLE
IN: fep wif OUT: GREEN RED
IN: lug dax fep kiki OUT: PINK PINK GREEN GREEN GREEN
IN: zup lug OUT: PURPLE PINK
IN: wif OUT: RED

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