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

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

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