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

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

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