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

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

*GRAMMAR*
tufa -> YELLOW 
 lug -> GREEN 
 wif -> RED 
 dax -> PINK 
 u1 blicket -> [u1] [u1] 
 u1 fep u2 -> [u2] [u1] [u2] [u1] 
 x1 gazzer x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 