Simple right & left grand

sdr> /// from RIGHT AND LEFT GRAND
sdr> do half of a trade
|           3G>
| 
|           3B<
| 
| 4G^  4Bv       2B^  2Gv
| 
|           1B>
| 
|           1G<
sdr> right and left grand
|      1G>  1B<
| 
| 2Bv            4Gv
| 
| 2G^            4B^
| 
|      3B>  3G<
sdr> /// from WRONG WAY THAR
sdr> touch ; girls u-turn back
|           1G<
| 
|           1B<
| 
| 2Gv  2Bv       4B^  4G^
| 
|           3B>
| 
|           3G>
sdr> star promenade 1/4
|        4G<
| 
|        4B<
| 1Gv  1Bv  3B^  3G^
|        2B>
| 
|        2G>
sdr> girls u-turn back
|        4G>
| 
|        4B<
| 1G^  1Bv  3B^  3Gv
|        2B>
| 
|        2G<
sdr> right and left grand
|      2G>  2B<
| 
| 3Bv            1Gv
| 
| 3G^            1B^
| 
|      4B>  4G<
sdr> /// from TRADE BY
sdr> face in ; heads lead right
| 2Gv  2Bv
| 
| 1B^  1G^
| 
| 3Gv  3Bv
| 
| 4B^  4G^
sdr> pass thru ; half sashay
| 1G^  1B^
| 
| 2Bv  2Gv
| 
| 4G^  4B^
| 
| 3Bv  3Gv
sdr> centers flutterwheel
| 1G^  1B^
| 
| 2Bv  4Gv
| 
| 2G^  4B^
| 
| 3Bv  3Gv
sdr> right and left grand
|      3G>  3B<
| 
| 4Bv            2Gv
| 
| 4G^            2B^
| 
|      1B>  1G<
sdr> /// from RH 3/4 TAG
sdr> face in
|      3Gv  3Bv
| 
| 4B>            2G<
| 
| 4G>            2B<
| 
|      1B^  1G^
sdr> sides promenade half way
| 2B>  3Gv  3Bv  4G<
| 
| 2G>  1B^  1G^  4B<
sdr> heads left square thru 1 1/2 while the sides roll away
|      1B>
| 2G>       4B<
|      1G<
| 
|      3G>
| 2B>       4G<
|      3B<
sdr> trade
|      1G>
| 
| 2B<  1B<  4G>
| 
| 2G<  3B>  4B>
| 
|      3G<
sdr> right and left grand
|      3G>  3B<
| 
| 4Bv            2Gv
| 
| 4G^            2B^
| 
|      1B>  1G<
sdr> face in
|      3Gv  3Bv
| 
| 4B>            2G<
| 
| 4G>            2B<
| 
|      1B^  1G^
sdr> /exit