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

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

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