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

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

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