The second is that he saw Li's paintings. It is estimated that Huang Tingjian also wrote a poem with this content. He wrote it in the second rhyme, saying that his brushwork is shocking, and his paintings are subtle and can draw the essence. Generally speaking, it is a compliment.
The third song is written for Zhang Lei who returned from Huainan, because he is also a bachelor of Su's degree, and Qian Wen should be Zhang Lei. After he returned to Beijing, he held a banquet and put his works on the table. Said Zhang Lei travel-stained all the way, now come back, can be useful. Praising the exquisiteness of his articles and poems is generally a compliment.
It takes too much effort to explain word for word, and there is nothing I can do.