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

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

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