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

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

*GRAMMAR*
fep -> GREEN 
 zup -> PINK 
 lug -> RED 
 wif -> PURPLE 
 x1 gazzer -> [x1] [x1] [x1] 
 u1 tufa u2 -> [u1] [u2] 
 u1 dax x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 