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

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

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