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

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

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