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

*QUERY*
IN: tufa zup wif blicket OUT: BLUE GREEN BLUE GREEN
IN: dax zup lug OUT: PINK YELLOW
IN: dax fep OUT: YELLOW YELLOW
IN: lug fep OUT: PINK PINK
IN: tufa zup dax OUT: YELLOW GREEN
IN: dax zup wif blicket OUT: BLUE YELLOW BLUE YELLOW
IN: tufa OUT: GREEN
IN: dax OUT: YELLOW
IN: tufa lug fep OUT: GREEN PINK PINK
IN: wif zup dax zup lug fep OUT: PINK PINK YELLOW BLUE

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