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

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

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